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Which closing is correct for a letter? | [
"Many thanks,\nAriana",
"many thanks,\nAriana"
] | 0 | closed choice | grade4 | language science | punctuation | Formatting | Greetings and closings of letters | A letter starts with a greeting and ends with a closing. For each one, capitalize the first word and end with a comma. You should also capitalize proper nouns, such as Aunt Sue.
Dear Aunt Sue,
I'm glad you could come to my party, and
thank you for the birthday gift. I could not have
asked for a better one! Every time I... | The second closing is correct:
Its first word is capitalized, and it ends with a comma. | |
What is the mass of a full bag of groceries? | [
"2 grams",
"2 kilograms"
] | 1 | Select the better estimate. | closed choice | grade5 | natural science | units-and-measurement | Units and measurement | Choose metric units of mass | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
Mass is a measurement of how much matter something contains.
There are many different units of mass. When you are using metric units, mass may be written with units of grams or kilograms.
There... | The better estimate for the mass of a full bag of groceries is 2 kilograms.
2 grams is too light. |
Which of the following contains a vague pronoun reference? | [
"\"This morning, the newspaper said that Maria Montgomery won the mayoral election in Springtown,\" Adam remarked to his sister.",
"\"This morning, it said that Maria Montgomery won the mayoral election in Springtown,\" Adam remarked to his sister."
] | 1 | closed choice | grade11 | language science | writing-strategies | Pronouns | Identify vague pronoun references | When writing, make sure to avoid vague pronoun references. A vague pronoun reference occurs when a pronoun could refer to more than one possible antecedent.
When Lisa and Kim finally landed, she breathed a sigh of relief.
The pronoun she could refer to either Lisa or Kim, so the meaning of the sentence is unclear.
Vagu... | The first answer choice contains a vague pronoun reference. The pronoun it is used without its antecedent.
The second answer choice shows a possible correction for the vague pronoun reference. It has been replaced with the newspaper.
"This morning, the newspaper said that Maria Montgomery won the mayoral election in Sp... | |
Based on this information, what is Salsa's genotype for the fur length gene? | [
"short fur",
"Ff"
] | 1 | In a group of cats, some individuals have short fur and others have long fur. In this group, the gene for the fur length trait has two alleles. The allele F is for short fur, and the allele f is for long fur.
Salsa, a cat from this group, has short fur. Salsa has one allele for short fur and one allele for long fur. | closed choice | grade6 | natural science | biology | Genes to traits | Genetics vocabulary: genotype and phenotype | All organisms have pieces of hereditary material called genes, which are passed from parents to offspring. Genes contain instructions for building the parts of an organism. An organism's genes affect its observable traits, including its appearance, its behavior, and which diseases it may have. Genes may have different ... | An organism's genotype for a gene is its combination of alleles for that gene. Salsa has one allele for short fur (F) and one allele for long fur (f). So, Salsa's genotype for the fur length gene is Ff. |
Compare the motion of three geese. Which goose was moving at the highest speed? | [
"a goose that moved 280kilometers west in 5hours",
"a goose that moved 350kilometers east in 5hours",
"a goose that moved 375kilometers north in 5hours"
] | 2 | closed choice | grade3 | natural science | physics | Force and motion | Compare the speeds of moving objects | An object's speed tells you how fast the object is moving. Speed depends on both distance and time.
Distance tells you how far the object has moved. One unit used to measure distance is the kilometer.
Time tells you how long the object has spent moving. One unit used to measure time is the hour.
Think about objects mov... | Look at the distance each goose moved and the time it took to move that distance. The direction each goose moved does not affect its speed.
Notice that each goose moved for 5 hours. The goose that moved 375 kilometers moved the farthest distance in that time. So, that goose must have moved at the highest speed. | |
Select the animal that has a backbone. | [
"redback spider",
"flounder"
] | 1 | Hint: Mammals, birds, fish, reptiles, and amphibians all have backbones. | closed choice | grade2 | natural science | biology | Classification | Identify animals with and without backbones | Some animals have a backbone. The backbone is made of many bones in an animal's back. An animal's backbone helps connect the different parts of its body. In the drawings below, each animal's backbone is colored orange.
Other animals do not have a backbone. In fact, these animals don't have any bones! Some animals witho... | A flounder is a fish. Like other fish, a flounder has a backbone.
Like other spiders, a redback spider does not have a backbone. It has a hard outer cover. |
Which announcement is more formal? | [
"The Belmont Law Firm is so happy to tell you . . .",
"The Belmont Law Firm is pleased to announce . . ."
] | 1 | closed choice | grade9 | language science | writing-strategies | Audience, purpose, and tone | Which text is most formal? | Informal writing is typically used in casual situations or when communicating with someone you know well. Informal language often expresses familiarity and tends to sound more like speech. It uses more conversational language, such as slang, idioms, abbreviations, imprecise language, and contractions.
Formal writing is... | The second announcement is more formal. It uses more elevated language (pleased to announce). The other announcement sounds more conversational (so happy). | |
What information supports the conclusion that Nate acquired this trait? | [
"Nate learned biology by reading, observing, and experimenting.",
"Nate is most interested in human biology."
] | 0 | Read the description of a trait.
Nate knows a lot about biology. | closed choice | grade5 | natural science | biology | Traits and heredity | Inherited and acquired traits: use evidence to support a statement | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down through families. Children gain these traits from their parents. Inherited traits do not need to be learned.
Acquired traits are gained during a person's lif... | |
Which sentence uses a simile? | [
"The tired boy was as slow as a turtle.",
"The tired boy was a slow turtle."
] | 0 | closed choice | grade4 | language science | figurative-language | Literary devices | Identify similes and metaphors | Similes and metaphors are figures of speech that compare two things that are not actually alike.
A simile compares two things by saying that one is like the other. Similes often use the words like and as.
My sister runs like a cheetah.
The sister's running and a cheetah's running are compared using the word like.
A che... | This sentence uses a simile:
The tired boy was as slow as a turtle.
The words boy and turtle are compared using the word as.
This sentence uses a metaphor:
The tired boy was a slow turtle.
The words boy and turtle are compared without the word like or as. | |
Which word would you find on a dictionary page with the following guide words?
plunge - proper | [
"pitcher",
"pottery"
] | 1 | closed choice | grade7 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since pottery is between the guide words plunge - proper, it would be found on that page. | |
Which word would you find on a dictionary page with the following guide words?
tiger - triangle | [
"tail",
"today"
] | 1 | closed choice | grade6 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since today is between the guide words tiger - triangle, it would be found on that page. | |
What is the source of the allusion in the sentence below?
Much to our shock, Colin chose to turn the other cheek when Ayana insulted him in a meeting. | [
"the Bible",
"a song"
] | 0 | closed choice | grade8 | language science | figurative-language | Literary devices | Recall the source of an allusion | An allusion is a brief mention of something or someone well known, often from mythology, history, or literature. An allusion lets you reference ideas from an entire story in just a few words.
"I'd better get home before I turn into a pumpkin!" Lila remarked.
Here, Lila alludes to the fairy tale "Cinderella," in which C... | The source of the allusion turn the other cheek is the Bible.
In the Bible, Jesus counsels his followers to resist retaliation. He says that if they are struck on the right cheek, they shouldn't lash out; instead, they should turn the other cheek toward their attacker.
The allusion turn the other cheek means to respond... | |
Which is the softest? | [
"icicle",
"nylon shorts",
"plastic slide"
] | 1 | closed choice | grade4 | natural science | physics | Materials | Compare properties of materials | Every object is made of one or more materials. A material is a type of matter. Wood, glass, metal, and plastic are common materials.
A material has different properties. A material's properties tell you how it looks, feels, tastes, or smells. Some examples of properties are shiny, hard, fragile, and stretchy.
For examp... | Soft is a property. A soft material changes shape when pressed or squeezed.
Look at each picture, one at a time. Imagine touching the material shown in each picture.
Of the choices, the nylon shorts are the softest. Nylon fabric changes shape when you press on it. | |
Is the following trait inherited or acquired?
Carter has naturally black hair. | [
"inherited",
"acquired"
] | 0 | closed choice | grade5 | natural science | biology | Traits and heredity | Identify inherited and acquired traits | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down through families. Children gain these traits from their parents. Inherited traits do not need to be learned.
Acquired traits are gained during a person's lif... | Humans do not choose their natural hair color. Some people dye their hair. But this does not change their natural hair color.
Children get their natural hair color from their parents. So, Carter's hair color is an inherited trait. | |
Would you find the word sorry on a dictionary page with the following guide words?
ship - slush | [
"yes",
"no"
] | 1 | yes or no | grade8 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since sorry is not between the guide words ship - slush, it would not be found on that page. | |
Which is a compound sentence? | [
"The subway runs beneath the streets of the city.",
"The sun is at its highest, so our shadows are at their shortest."
] | 1 | closed choice | grade5 | language science | grammar | Sentences, fragments, and run-ons | Is the sentence simple or compound? | A simple sentence is a sentence with only one subject and predicate.
The pitcher threw the ball to first base.
A compound sentence is two simple sentences joined by a comma and a conjunction such as and, but, or, or so.
The pitcher threw the ball, and the batter hit it.
Some simple sentences have a compound subject or ... | The first sentence is the compound sentence. It is made up of two simple sentences joined by a comma and the conjunction so.
The sun is at its highest, so our shadows are at their shortest. | |
Which figure of speech is used in this text?
When Belle first joined the track team, she was afraid of jumping, but she got over that hurdle. | [
"pun",
"verbal irony"
] | 0 | closed choice | grade9 | language science | figurative-language | Literary devices | Classify figures of speech: review | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
Alliteration is the repetition of sounds at the beginning of nearby words.
What a lucky little lady you are!
An allusion is a brief reference to something or someone well known, often from his... | The text uses a pun, a word or phrase that humorously suggests more than one meaning.
Hurdle refers to an obstacle that one must overcome. It also refers to an object that a runner jumps over. | |
Which bath towel has less thermal energy? | [
"the hotter bath towel",
"the colder bath towel"
] | 1 | Two 500-gram bath towels are identical except for their temperatures. | closed choice | grade5 | natural science | physics | Heat and thermal energy | How are temperature and mass related to thermal energy? | Matter is made of tiny particles called atoms. Atoms are always moving.
The energy of moving atoms is called thermal energy. The total amount of thermal energy in matter depends on three things: the type of matter, the amount of matter, and how fast the atoms are moving.
Temperature measures how hot or cold matter is. ... | The two bath towels are made of the same material and have the same mass. So, the colder bath towel has less thermal energy. |
Which text uses the word unique in its traditional sense? | [
"Dean bought his unique coffee table from a factory outlet store in Georgetown.",
"Dean custom ordered his unique coffee table from a master craftsman in Georgetown."
] | 1 | closed choice | grade12 | language science | writing-strategies | Word usage and nuance | Explore words with new or contested usages | Words change in meaning when speakers begin using them in new ways. For example, the word peruse once only meant to examine in detail, but it's now also commonly used to mean to look through in a casual manner.
When a word changes in meaning, its correct usage is often debated. Although a newer sense of the word may be... | The second text uses unique in its traditional sense: being the only one of its kind.
Dean custom ordered his unique coffee table from a master craftsman in Georgetown.
The first text uses unique in its nontraditional sense: interesting or unusual. Dean's coffee table is an interesting style, but it was made in a facto... | |
Which word would you find on a dictionary page with the following guide words?
met - monk | [
"mass",
"mistake"
] | 1 | closed choice | grade4 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since mistake is between the guide words met - monk, it would be found on that page. | |
Which figure of speech is used in this text?
"This box weighs a ton!" Juan panted. "Suzie, do you mind helping me carry it up the stairs?" | [
"paradox",
"hyperbole"
] | 1 | closed choice | grade10 | language science | figurative-language | Literary devices | Classify figures of speech: euphemism, hyperbole, oxymoron, paradox | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
A euphemism is a polite or indirect expression that is used to de-emphasize an unpleasant topic.
The head of Human Resources would never refer to firing people, only to laying them off.
Hyperb... | The text uses hyperbole, an obvious exaggeration that is not meant to be taken literally.
A ton is an exaggeration, since it would be impossible for one or two people to carry a box that weighed a ton, which is 2000 pounds. | |
In which kind of place are buses, trains, and subways more common? | [
"an urban area",
"a suburban area"
] | 0 | closed choice | grade2 | social science | geography | Geography | Compare urban, suburban, and rural areas | People around the world live in three main kinds of places: urban areas, suburban areas, and rural areas.
An urban area is a city. It has many people and businesses. The buildings are close to each other. The buildings are often tall and have many floors. Since there are so many people, traffic is usually bad. People w... | Buses, trains, and subways are more common in urban areas. Since there are so many people, traffic is usually bad. People will walk or take the bus, train, or subway to avoid traffic. | |
Is a scooter a good or a service? | [
"a good",
"a service"
] | 0 | closed choice | grade2 | social science | economics | Economics | Goods and services | Everything you can buy is either a good or a service.
A good is something you can touch or hold in your hands. For example, a hammer is a good.
A service is a job you pay someone else to do. For example, cooking food in a restaurant is a service. | To decide whether a scooter is a good or a service, ask these questions:
Is a scooter something you can touch? Yes.
Is a scooter a job you might pay someone else to do? No.
So, a scooter is a good. | |
What is the source of the allusion in the sentence below?
Lillian thinks Mr. Stevenson is a Luddite because he doesn't own a cell phone. | [
"British history",
"the Bible"
] | 0 | closed choice | grade10 | language science | figurative-language | Literary devices | Recall the source of an allusion | An allusion is a brief mention of something or someone well known, often from mythology, history, or literature. An allusion lets you reference ideas from an entire story in just a few words.
"I'd better get home before I turn into a pumpkin!" Lila remarked.
Here, Lila alludes to the fairy tale "Cinderella," in which C... | The source of the allusion Luddite is British history.
In the early nineteenth century, factories were replacing the jobs of craftsmen. Some of these craftsmen banded together to destroy the new machinery; those who did so were called Luddites.
The allusion Luddite means a person opposed to new technology. | |
Which of the following contains a vague pronoun reference? | [
"Kevin showed them the error on his receipt, and he received a refund.",
"Kevin showed the customer service representatives the error on his receipt, and he received a refund."
] | 0 | closed choice | grade7 | language science | writing-strategies | Pronouns and antecedents | Identify vague pronoun references | When writing, make sure to avoid vague pronoun references. A vague pronoun reference occurs when a pronoun could refer to more than one possible antecedent.
When Lisa and Kim finally landed, she breathed a sigh of relief.
The pronoun she could refer to either Lisa or Kim, so the meaning of the sentence is unclear.
Vagu... | The second answer choice contains a vague pronoun reference. The pronoun them is used without its antecedent.
The first answer choice shows a possible correction for the vague pronoun reference. Them has been replaced with the customer service representatives.
Kevin showed the customer service representatives the error... | |
What kind of sentence is this?
Give Raymond a tour of the building and then take him to Mr. Hatfield's office. | [
"exclamatory",
"imperative",
"interrogative"
] | 1 | closed choice | grade6 | language science | punctuation | Sentences, fragments, and run-ons | Is the sentence declarative, interrogative, imperative, or exclamatory? | There are four kinds of sentences.
A declarative sentence is a statement, and it always ends with a period.
The nurse told Mr. Abrams to roll up his sleeve so that she could check his blood pressure.
An interrogative sentence is a question, and it always ends with a question mark.
Do you have any plans for the upcoming... | The sentence tells someone to do something, so it is an imperative sentence. Here, it ends with a period. | |
Which text uses the word peruse in its traditional sense? | [
"Before returning to the stockroom, Hakim briefly perused the nails in the hardware aisle to see if anything needed to be restocked.",
"Hakim perused the nails in the hardware aisle for almost an hour, trying to figure out which type would be best for his project."
] | 1 | closed choice | grade9 | language science | writing-strategies | Word usage and nuance | Explore words with new or contested usages | Words change in meaning when speakers begin using them in new ways. For example, the word peruse once only meant to examine in detail, but it's now also commonly used to mean to look through in a casual manner.
When a word changes in meaning, its correct usage is often debated. Although a newer sense of the word may be... | The first text uses peruse in its traditional sense: to examine in detail.
Hakim perused the nails in the hardware aisle for almost an hour, trying to figure out which type would be best for his project.
The second text uses peruse in its nontraditional sense: to look through in a casual manner.
Before returning to the... | |
What do these two changes have in common?
an iceberg melting slowly
dry ice sublimating and becoming a gas | [
"Both are caused by cooling.",
"Both are caused by heating.",
"Both are chemical changes."
] | 1 | closed choice | grade8 | natural science | chemistry | Chemical reactions | Compare physical and chemical changes | Matter is made of very small particles called atoms. Atoms can be linked together by chemical bonds. When two or more atoms link together, they form a molecule.
In a chemical change, the chemical bonds in the molecules break. The atoms then link together to form different molecules. The types of molecules in matter bef... | Step 1: Think about each change.
An iceberg melting is a change of state. So, it is a physical change. An iceberg is made of frozen water. As it melts, the water changes from a solid to a liquid. But a different type of matter is not formed.
Dry ice is solid carbon dioxide. When dry ice gets warm, it changes state and ... | |
Is there a surplus or a shortage of hats? | [
"shortage",
"surplus"
] | 1 | A store has 20 new hats for sale. The hats cost $35 each. At that price, 15 people want to buy one. | closed choice | grade5 | social science | economics | Supply and demand | Identify shortage and surplus | There is a surplus if there is too much for sale at a given price.
There is a shortage if there is not enough for sale at a given price.
Surpluses and shortages usually happen when people who are selling goods or services charge too much or too little.
When the price is too high, consumers will not want to buy much of ... | At the current price, there are too many hats for sale. There are 20 hats for sale, but only 15 people want to buy one.
So, there is a surplus of hats. The store will not get any money for the leftover hats. |
Which text uses the word literally in its traditional sense? | [
"Eve adores the classic Renaissance style of the Rialto Bridge in Venice. She was surprised to learn that the bridge remains functional even though it is literally hundreds of years old.",
"Eve adores the classic Renaissance style of the Rialto Bridge in Venice. She was surprised to learn that the bridge remains ... | 0 | closed choice | grade12 | language science | writing-strategies | Word usage and nuance | Explore words with new or contested usages | Words change in meaning when speakers begin using them in new ways. For example, the word peruse once only meant to examine in detail, but it's now also commonly used to mean to look through in a casual manner.
When a word changes in meaning, its correct usage is often debated. Although a newer sense of the word may be... | The first text uses literally in its traditional sense: in a factual, non-exaggerated way.
Eve adores the classic Renaissance style of the Rialto Bridge in Venice. She was surprised to learn that the bridge remains functional even though it is literally hundreds of years old.
The second text uses literally in its nontr... | |
Which is a compound sentence? | [
"I pretend to be a knight, and Brenna pretends to be an astronaut.",
"Tomorrow the actors will practice their lines onstage."
] | 0 | closed choice | grade4 | language science | grammar | Sentences, fragments, and run-ons | Is the sentence simple or compound? | A simple sentence is a sentence with only one subject and predicate.
The pitcher threw the ball to first base.
A compound sentence is two simple sentences joined by a comma and a conjunction such as and, but, or, or so.
The pitcher threw the ball, and the batter hit it.
Some simple sentences have a compound subject or ... | The first sentence is the compound sentence. It is made up of two simple sentences joined by a comma and the conjunction and.
I pretend to be a knight, and Brenna pretends to be an astronaut. | |
Would you find the word field on a dictionary page with the following guide words?
fasten - friendly | [
"yes",
"no"
] | 0 | yes or no | grade7 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since field is between the guide words fasten - friendly, it would be found on that page. | |
Select the animal. | [
"Fir trees have green leaves.",
"Almond trees can grow many small flowers.",
"Toucans eat mostly fruit.",
"Apple trees can grow fruit."
] | 2 | closed choice | grade3 | natural science | biology | Classification | Identify plants and animals | Plants and animals are living things. Living things are called organisms.
Plants come in many shapes and sizes. Most plants grow in the ground. They might grow leaves, flowers, and fruit. Plants cannot move around on their own like animals can.
Animals also come in many shapes and sizes. Most animals can move around. A... | A fir tree is a plant. It has green leaves.
The leaves of fir trees are called needles.
An almond tree is a plant. It can grow many small flowers.
Almonds were first grown by people living near the Mediterranean Sea.
A toucan is an animal. It eats mostly fruit.
A toucan is a bird with a large beak. A toucan's beak can ... | |
What information supports the conclusion that Paul inherited this trait? | [
"Paul and his father both have dark hair.",
"Paul's parents have pale skin. They passed down this trait to Paul."
] | 1 | Read the description of a trait.
Paul has pale skin. | closed choice | grade6 | natural science | biology | Genes to traits | Inherited and acquired traits: use evidence to support a statement | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down from biological parents to their offspring through genes. Genes are pieces of hereditary material that contain the instructions that affect inherited traits.... | |
According to Newton's third law, what other force must be happening? | [
"The suitcase is pulling on Sean.",
"The suitcase is pushing on Sean."
] | 0 | Isaac Newton was born in the 1600s and studied how objects move. He discovered three fundamental laws about forces and motion. According to Newton's third law, for every force, there is an equal and opposite force.
Consider the following force:
Sean is pulling on a full suitcase. | closed choice | grade6 | natural science | physics | Velocity, acceleration, and forces | Predict forces using Newton's third law | According to Newton's third law, for every force, there is an equal and opposite force. This means that if one object is applying a force on a second object, the second object must also be applying a force on the first object, but in the opposite direction.
For example, if your hand is pushing down on a table, the tabl... | Sean is pulling on the suitcase. So, Newton's third law tells you that the suitcase is pulling on Sean. |
What information supports the conclusion that Arianna inherited this trait? | [
"Arianna and her mother both have short hair.",
"Arianna's parents were born with wavy hair. They passed down this trait to Arianna."
] | 1 | Read the description of a trait.
Arianna has wavy hair. | closed choice | grade6 | natural science | biology | Genes to traits | Inherited and acquired traits: use evidence to support a statement | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down from biological parents to their offspring through genes. Genes are pieces of hereditary material that contain the instructions that affect inherited traits.... | |
Select the temperature shown by this thermometer. | [
"55°F",
"75°F",
"65°F"
] | 0 | closed choice | grade3 | natural science | units-and-measurement | Weather and climate | Read a thermometer | A thermometer is a tool that measures temperature. Temperature can be measured in degrees. The symbol for degrees is °.
Some thermometers measure temperature in degrees Fahrenheit (°F). Fahrenheit is one scale used to measure temperature.
This is a tube thermometer. It has a tube filled with a red liquid.
There is a Fa... | Find the top of the red liquid.
Now look at the scale to the right. The top of the red liquid is halfway between 50 and 60. So, the temperature is 55°F. | |
Which sentence states a fact? | [
"In most respects, stars are more interesting than planets.",
"In terms of size and age, the Sun is an average star."
] | 1 | closed choice | grade3 | language science | writing-strategies | Opinion writing | Distinguish facts from opinions | A fact is something that can be proved to be true.
The month of July has more days than the month of June.
This is a fact. It can be proved by looking at a calendar and counting the number of days in each month.
An opinion is something that a person believes, thinks, or feels. An opinion cannot be proved true.
July is ... | The first sentence states a fact.
In terms of size and age, the Sun is an average star.
It can be proved by looking up information about the Sun and other stars.
The second sentence states an opinion.
In most respects, stars are more interesting than planets.
More interesting shows what a person believes, thinks, or fe... | |
Which tense does the sentence use?
The janitor will clean the floors in the evening. | [
"present tense",
"past tense",
"future tense"
] | 2 | closed choice | grade4 | language science | verbs | Verb tense | Is the sentence in the past, present, or future tense? | Present tense verbs tell you about something that is happening now.
Most present-tense verbs are regular. They have no ending, or they end in -s or -es.
Two verbs are irregular in the present tense, to be and to have. You must remember their forms.
Past tense verbs tell you about something that has already happened.
Mo... | The sentence is in future tense. You can tell because it uses will before the main verb, clean. The verb tells you about something that is going to happen. | |
Complete the sentence.
Sediment settling to the bottom of a muddy puddle is a (). | [
"physical change",
"chemical change"
] | 0 | closed choice | grade5 | natural science | chemistry | Physical and chemical change | Compare physical and chemical changes | Matter is made of very small particles called atoms. Atoms can be linked together by chemical bonds. When two or more atoms link together, they form a molecule.
In a chemical change, the chemical bonds in the molecules break. The atoms then link together to form new molecules. The types of molecules in matter before an... | Loose matter such as sand and dirt is called sediment. Sediment settling to the bottom of a muddy puddle is a physical change.
The sediment sinks, and the water above becomes clearer. This separates the water from the sediment. But separating a mixture does not form a different type of matter. | |
Using only these supplies, which question can Alvin investigate with an experiment? | [
"Does a small cloth towel or a large cloth towel dry faster when hung in the backyard?",
"Do cloth towels dry faster if they are hung in the laundry room or in the backyard?",
"When hung in the laundry room, do black cloth towels or white cloth towels dry more quickly?"
] | 1 | After Alvin cleans up a spill, he hangs a wet cloth towel in the laundry room. Two hours later, he notices that the towel has partially dried. He wonders what factors affect how cloth dries. So, he decides to design an experiment. He has the following supplies available:
two identical white cloth towels
water
a clothes... | closed choice | grade7 | natural science | science-and-engineering-practices | Designing experiments | Identify questions that can be investigated with a set of materials | Experiments can be designed to answer specific questions. When designing an experiment, you must identify the supplies that are necessary to answer your question. In order to do this, you need to figure out what will be tested and what will be measured during the experiment.
Imagine that you are wondering if plants gro... | |
Would you find the word iodine on a dictionary page with the following guide words?
intend - its | [
"no",
"yes"
] | 1 | yes or no | grade6 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since iodine is between the guide words intend - its, it would be found on that page. | |
Which logical fallacy is used in the text?
I'm never setting foot in any seafood restaurant again. We just had a ridiculously overpriced dinner at Troy's Seafood Hut, and I have no interest in repeating that experience. | [
"hasty generalization: a very broad claim based on very little evidence",
"bandwagon fallacy: the assumption that the popular choice is automatically correct"
] | 0 | closed choice | grade6 | language science | writing-strategies | Developing and supporting arguments | Classify logical fallacies | A strong argument uses valid reasoning and logic in support of a claim. When an argument or claim introduces irrelevant information or misrepresents the issues at hand, it may be committing a logical fallacy. Logical fallacies can hurt a writer's credibility and can lead readers to draw false conclusions.
A logical fal... | The text argues that all seafood restaurants are overpriced. However, even though one seafood restaurant was overpriced, that doesn't necessarily mean that all seafood restaurants are overpriced. This illustrates a type of logical fallacy known as a hasty generalization. | |
What is the source of the allusion in the sentence below?
Despite Danielle's insistence that she would raise Cain if we ever got lost, we decided to try taking a shortcut. | [
"Greek mythology",
"the Bible"
] | 1 | closed choice | grade11 | language science | figurative-language | Literary devices | Recall the source of an allusion | An allusion is a brief mention of something or someone well known, often from mythology, history, or literature. An allusion lets you reference ideas from an entire story in just a few words.
The protean nature of the disease makes it difficult to diagnose.
The word protean is an allusion to the sea god Proteus in Gree... | The source of the allusion raise Cain is the Bible.
In the Bible, Adam and Eve's son Cain murders his brother in a jealous rage.
The allusion raise Cain means to resort to violence. | |
Compare the motion of three geese. Which goose was moving at the highest speed? | [
"a goose that moved 700kilometers south in 10hours",
"a goose that moved 695kilometers east in 10hours",
"a goose that moved 850kilometers south in 10hours"
] | 2 | closed choice | grade3 | natural science | physics | Force and motion | Compare the speeds of moving objects | An object's speed tells you how fast the object is moving. Speed depends on both distance and time.
Distance tells you how far the object has moved. One unit used to measure distance is the kilometer.
Time tells you how long the object has spent moving. One unit used to measure time is the hour.
Think about objects mov... | Look at the distance each goose moved and the time it took to move that distance. The direction each goose moved does not affect its speed.
Notice that each goose moved for 10 hours. The goose that moved 850 kilometers moved the farthest distance in that time. So, that goose must have moved at the highest speed. | |
Last year, there were seven men's clothing stores on Main Street in Winchester. This year, there are only three. What probably happened to the overall supply of men's shirts in Winchester? | [
"The supply probably went down.",
"The supply probably went up."
] | 0 | closed choice | grade6 | social science | economics | Supply and demand | Understand overall supply and demand | Overall supply is the total amount of a good or service that producers make and sell. There are several things that can make overall supply go up or down. The table below shows how changes to these things might affect overall supply.
| Resources | Number of producers or suppliers | Expected change in demand
Supply goe... | When four men's clothing stores closed on Main Street, the number of suppliers went down. There were fewer stores selling men's shirts. So, the supply of men's shirts probably went down. | |
Select the plant. | [
"Loons walk, fly, and swim.",
"Walnut trees have many green leaves.",
"Yellow jackets drink nectar and fruit.",
"Lionfish swim underwater."
] | 1 | closed choice | grade3 | natural science | biology | Classification | Identify plants and animals | Plants and animals are living things. Living things are called organisms.
Plants come in many shapes and sizes. Most plants grow in the ground. They might grow leaves, flowers, and fruit. Plants cannot move around on their own like animals can.
Animals also come in many shapes and sizes. Most animals can move around. A... | A yellow jacket is an animal. It drinks nectar and eats fruit.
A yellow jacket is an insect. Yellow jackets have two wings.
A walnut tree is a plant. It has many green leaves.
People pick and eat walnuts from walnut trees. Walnuts are the tree's seeds!
A loon is an animal. It walks, flies, and swims.
A loon is a bird. ... | |
Which is softer? | [
"silk kimono",
"metal flute"
] | 0 | closed choice | grade2 | natural science | physics | Materials | Compare properties of materials | Every object is made of one or more materials. A material is a type of matter. Wood, glass, metal, and plastic are common materials.
A material has different properties. A material's properties tell you how it looks, feels, tastes, or smells. | Soft is a property. A soft material changes shape when you press on it.
Look at each picture, one at a time. Imagine touching the material shown in each picture.
Of the choices, the silk kimono is softer. If you press on silk fabric, it will change shape. | |
Select the temperature shown by this thermometer. | [
"55°F",
"30°F",
"40°F"
] | 2 | closed choice | grade3 | natural science | units-and-measurement | Weather and climate | Read a thermometer | A thermometer is a tool that measures temperature. Temperature can be measured in degrees. The symbol for degrees is °.
Some thermometers measure temperature in degrees Fahrenheit (°F). Fahrenheit is one scale used to measure temperature.
This is a tube thermometer. It has a tube filled with a red liquid.
There is a Fa... | Find the top of the red liquid.
Now look at the scale to the right. The top of the red liquid lines up with 40. So, the temperature is 40°F. | |
Select the plant. | [
"Tigers eat animals.",
"Pine trees have green leaves."
] | 1 | closed choice | grade2 | natural science | biology | Classification | Identify plants and animals | Plants and animals are living things. Living things are called organisms.
Plants come in many shapes and sizes. Most plants grow in the ground. They might grow leaves, flowers, and fruit. Plants cannot move around on their own like animals can.
Animals also come in many shapes and sizes. Most animals can move around. A... | A tiger is an animal. It eats other animals.
An adult male tiger can be over 11 feet long.
A pine tree is a plant. It has green leaves.
Pine tree seeds grow in cones. Trees that grow cones are called conifers. | |
Select the elementary substance. | [
"graphite (C)",
"hydrazine (N2H4)",
"pyrite (FeS2)"
] | 0 | closed choice | grade5 | natural science | chemistry | Atoms and molecules | Identify elementary substances and compounds using chemical formulas | Every substance around you is made of one or more chemical elements, or types of atoms. Substances that are made of only one chemical element are elementary substances. Substances that are made of two or more chemical elements bonded together are compounds.
Every chemical element is represented by its own symbol. For s... | Look at the chemical formula for each substance, and count the number of symbols in the formula. Then, decide if the substance is an elementary substance. The chemical formula for graphite contains one symbol: C for carbon. So, graphite is made of one chemical element. Substances that are made of one chemical element a... | |
Which closing is correct for a letter? | [
"Best wishes,\nMaria",
"best wishes,\nMaria"
] | 0 | closed choice | grade2 | language science | capitalization | Capitalization | Greetings and closings of letters | A letter starts with a greeting and ends with a closing. For each one, capitalize the first word and end with a comma. You should also capitalize proper nouns, such as Aunt Sue.
Dear Aunt Sue,
I'm glad you could come to my party, and
thank you for the birthday gift. I could not have
asked for a better one! Every time I... | The first closing is correct:
Its first word is capitalized, and it ends with a comma. | |
What do these two changes have in common?
ice melting in a glass
getting a haircut | [
"Both are caused by cooling.",
"Both are caused by heating.",
"Both are only physical changes.",
"Both are chemical changes."
] | 2 | closed choice | grade3 | natural science | chemistry | Physical and chemical change | Compare physical and chemical changes | Chemical changes and physical changes are two common ways matter can change.
In a chemical change, the type of matter changes. The types of matter before and after a chemical change are always different.
Some chemical changes are caused by heating or cooling. For example, burning a piece of paper is a chemical change c... | Step 1: Think about each change.
Ice melting in a glass is a change of state. So, it is a physical change. The solid ice becomes liquid, but it is still made of water. A different type of matter is not made.
Getting a haircut is a physical change. Your hair is shorter after a haircut. But it is still made of the same t... | |
Which closing is correct for a letter? | [
"yours truly,\nGabby",
"Yours truly,\nGabby"
] | 1 | closed choice | grade2 | language science | capitalization | Capitalization | Greetings and closings of letters | A letter starts with a greeting and ends with a closing. For each one, capitalize the first word and end with a comma. You should also capitalize proper nouns, such as Aunt Sue.
Dear Aunt Sue,
I'm glad you could come to my party, and
thank you for the birthday gift. I could not have
asked for a better one! Every time I... | The first closing is correct:
Its first word is capitalized, and it ends with a comma. | |
What is the volume of a large soup pot? | [
"3 cups",
"3 gallons",
"3 fluid ounces"
] | 1 | Select the best estimate. | closed choice | grade4 | natural science | units-and-measurement | Units and measurement | Choose customary units of volume | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
Volume is a measurement of how much space something takes up.
There are many different units of volume. When you are using customary units, volume may be written in units of fluid ounces, cups,... | The best estimate for the volume of a large soup pot is 3 gallons.
3 fluid ounces and 3 cups are both too little. |
Which type of sentence is this?
Martina is a competitive horseback rider, and she will be competing in the next World Equestrian Games, which are held every four years. | [
"simple",
"complex",
"compound-complex",
"compound"
] | 2 | closed choice | grade7 | language science | grammar | Phrases and clauses | Is the sentence simple, compound, complex, or compound-complex? | A clause is a group of words that contains both a subject and a predicate.
An independent clause is a complete thought that can stand alone as a sentence. A dependent clause (or subordinate clause) is not a complete thought and cannot stand alone as a sentence.
the oranges on our tree are ripe
The clause can stand alon... | The sentence is compound-complex. It is made up of two independent clauses and a dependent clause. The dependent clause begins with the relative pronoun which.
Martina is a competitive horseback rider, and she will be competing in the next World Equestrian Games, which are held every four years. | |
Using only these supplies, which question can Dustin investigate with an experiment? | [
"Do toy cars with plastic wheels go faster down the cardboard ramp than toy cars with metal wheels?",
"Does a big toy car go down the wooden ramp faster than a small toy car?",
"Do toy cars go faster down the ramp made of wood or the ramp made of cardboard?"
] | 2 | Dustin and his sister are building ramps to race their toy cars down. Dustin notices that the cars go down some of the ramps faster than others. He wonders what factors affect the cars' speed. So, he decides to design an experiment. He has the following supplies available:
two identical toy cars
a wooden ramp three fee... | closed choice | grade7 | natural science | science-and-engineering-practices | Designing experiments | Identify questions that can be investigated with a set of materials | Experiments can be designed to answer specific questions. When designing an experiment, you must identify the supplies that are necessary to answer your question. In order to do this, you need to figure out what will be tested and what will be measured during the experiment.
Imagine that you are wondering if plants gro... | |
What information supports the conclusion that Kristen acquired this trait? | [
"Some scars fade more quickly than others.",
"Kristen's scar was caused by an accident. She cut her leg when she was climbing a tree."
] | 1 | Read the description of a trait.
Kristen has a scar on her left leg. | closed choice | grade3 | natural science | biology | Heredity | Inherited and acquired traits: use evidence to support a statement | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down through families. Children gain these traits from their parents. Inherited traits do not need to be learned.
Acquired traits are gained during a person's lif... | |
Does this passage describe the weather or the climate?
Topeka, Kansas, is located in an open prairie. So, it is windy all year long. | [
"weather",
"climate"
] | 1 | Hint: Weather is what the atmosphere is like at a certain place and time. Climate is the pattern of weather in a certain place. | closed choice | grade4 | natural science | earth-science | Weather and climate | What's the difference between weather and climate? | The atmosphere is the layer of air that surrounds Earth. Both weather and climate tell you about the atmosphere.
Weather is what the atmosphere is like at a certain place and time. Weather can change quickly. For example, the temperature outside your house might get higher throughout the day.
Climate is the pattern of ... | Read the text carefully.
Topeka, Kansas, is located in an open prairie. So, it is windy all year long.
This passage tells you about the usual wind pattern in Topeka. It does not describe what the weather is like on a particular day. So, this passage describes the climate. |
Is a desk a good or a service? | [
"a good",
"a service"
] | 0 | closed choice | grade2 | social science | economics | Economics | Goods and services | Everything you can buy is either a good or a service.
A good is something you can touch or hold in your hands. For example, a hammer is a good.
A service is a job you pay someone else to do. For example, cooking food in a restaurant is a service. | To decide whether a desk is a good or a service, ask these questions:
Is a desk something you can touch? Yes.
Is a desk a job you might pay someone else to do? No.
So, a desk is a good. | |
Which type of sentence is this?
Gavin always approaches difficult tasks enthusiastically, and he frequently motivates others with his energy and fervor. | [
"complex",
"compound-complex",
"compound",
"simple"
] | 2 | closed choice | grade9 | language science | grammar | Phrases and clauses | Is the sentence simple, compound, complex, or compound-complex? | A clause is a group of words that contains both a subject and a predicate.
An independent clause is a complete thought that can stand alone as a sentence. A dependent clause (or subordinate clause) is not a complete thought and cannot stand alone as a sentence.
the oranges on our tree are ripe
The clause can stand alon... | The sentence is compound. It is made up of two independent clauses joined by the coordinating conjunction and.
Gavin always approaches difficult tasks enthusiastically, and he frequently motivates others with his energy and fervor. | |
The First Amendment says that the government cannot make laws that take away a person's freedom of speech. What does it say about laws about religion? | [
"The government can choose an official religion if enough people vote for it.",
"The government cannot make any laws that take away freedom of religion.",
"The government can make laws about some religions, but not all of them.",
"The government can make laws to support a religion but not to oppose a religion... | 1 | closed choice | grade4 | social science | civics | Government | The Bill of Rights | The First Amendment says that the government cannot make any laws that take away freedom of religion. Freedom of speech means that Americans can say and write what they want. But there are some limits on freedom of speech. For example, a person cannot write lies about someone in a newspaper. But the government cannot s... | ||
What is the mass of an apple? | [
"105 kilograms",
"105 grams"
] | 1 | Select the better estimate. | closed choice | grade5 | natural science | units-and-measurement | Units and measurement | Choose metric units of mass | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
Mass is a measurement of how much matter something contains.
There are many different units of mass. When you are using metric units, mass may be written with units of grams or kilograms.
There... | The better estimate for the mass of an apple is 105 grams.
105 kilograms is too heavy. |
Which figure of speech is used in this text?
Bridget gazed at the ancient pug that seemed to sleep all day and noted, "You're an energetic puppy!" | [
"pun",
"verbal irony"
] | 1 | closed choice | grade9 | language science | figurative-language | Literary devices | Classify figures of speech: review | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
Alliteration is the repetition of sounds at the beginning of nearby words.
What a lucky little lady you are!
An allusion is a brief reference to something or someone well known, often from his... | The text uses verbal irony, which involves saying one thing but implying something very different.
An energetic puppy shows verbal irony because an old, exhausted dog is far from an energetic puppy. | |
Which word would you find on a dictionary page with the following guide words?
ready - romantic | [
"right",
"ravine"
] | 0 | closed choice | grade5 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since right is between the guide words ready - romantic, it would be found on that page. | |
Which figure of speech is used in this text?
Thou wast not born for death, immortal Bird!
—John Keats, "Ode to a Nightingale" | [
"apostrophe",
"antithesis"
] | 0 | closed choice | grade11 | language science | figurative-language | Literary devices | Classify the figure of speech: anaphora, antithesis, apostrophe, assonance, chiasmus, understatement | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
Anaphora is the repetition of the same word or words at the beginning of several phrases or clauses.
We are united. We are powerful. We are winners.
Antithesis involves contrasting opposing id... | The text uses apostrophe, a direct address to an absent person or a nonhuman entity.
Immortal Bird is a direct address to the bird, a nonhuman entity. | |
What is the source of the allusion in the sentence below?
Logan described the situation he was facing with his boss as a catch-22. | [
"literature",
"a poem"
] | 0 | closed choice | grade11 | language science | figurative-language | Literary devices | Recall the source of an allusion | An allusion is a brief mention of something or someone well known, often from mythology, history, or literature. An allusion lets you reference ideas from an entire story in just a few words.
The protean nature of the disease makes it difficult to diagnose.
The word protean is an allusion to the sea god Proteus in Gree... | The source of the allusion catch-22 is literature.
Joseph Heller coined the term "catch-22" in his 1961 novel of the same name. In the novel, if an army pilot wants to avoid dangerous missions, he must be deemed mentally unfit; however, his desire to stay safe proves his sanity, so he can never be excused from a missio... | |
Which job does the digestive system do? | [
"breaks down food into small particles",
"helps make food"
] | 0 | closed choice | grade5 | natural science | biology | Animals | Body systems: digestion | All organisms need food. Food gives organisms the energy they need to survive.
Animals get their food by eating other organisms. An animal's digestive system breaks down food into small particles of fat, protein, sugar, and other nutrients. The blood carries these small particles to cells throughout the animal's body.
... | The digestive system breaks down food into small particles of nutrients. Cells can get energy and building materials from these small particles.
The digestive system does not help make food. Animals cannot make food inside their bodies. They must eat other organisms. | |
Which letter opening is more formal? | [
"Dear Mr. Tran,",
"Dear Dan,"
] | 0 | closed choice | grade9 | language science | writing-strategies | Audience, purpose, and tone | Which text is most formal? | Informal writing is typically used in casual situations or when communicating with someone you know well. Informal language often expresses familiarity and tends to sound more like speech. It uses more conversational language, such as slang, idioms, abbreviations, imprecise language, and contractions.
Formal writing is... | The first letter opening is more formal. It uses the recipient's personal title and last name. The other opening uses the recipient's first name, suggesting a more familiar relationship. | |
What is Abraham Lincoln famous for? | [
"He helped write the Declaration of Independence.",
"He gave women the right to vote.",
"He helped to end slavery."
] | 2 | closed choice | grade3 | social science | us-history | Historical figures | Abraham Lincoln | Abraham Lincoln was the 16 th president of the United States. He is famous for helping to end slavery. He is also famous for leading the country through the Civil War. | ||
Select the phase of the Moon shown in the model. | [
"full",
"third quarter"
] | 1 | The model below shows the Moon at one position in its orbit around Earth. The white half of the Moon shows the part that is lit up by the Sun. | closed choice | grade5 | natural science | earth-science | Astronomy | Identify phases of the Moon | Although the Moon appears to shine, it does not give off light. Instead, we can see the Moon because it is lit up by the Sun. The part of the Moon that is both lit up by the Sun and facing Earth is called the Moon's phase.
The Moon orbits, or goes around, Earth. As it does, the Moon's phase changes. The model below sho... | |
Which word would you find on a dictionary page with the following guide words?
penny - public | [
"problem",
"patrol"
] | 0 | closed choice | grade7 | language science | reference-skills | Reference skills | Use guide words | Guide words appear on each page of a dictionary. They tell you the first word and last word on the page. The other words on the page come between the guide words in alphabetical order.
To put words in alphabetical order, put them in order by their first letters. If the first letters are the same, look at the second let... | Put the words in alphabetical order.
Since problem is between the guide words penny - public, it would be found on that page. | |
Which is a complex sentence? | [
"Madison Chock and Gracie Gold were two American figure skaters in the Sochi 2014 Olympics.",
"If you are sleepy, you should go to bed early tonight."
] | 1 | closed choice | grade5 | language science | grammar | Sentences, fragments, and run-ons | Is the sentence simple, compound, or complex? | A clause is a group of words that contains both a subject and a predicate.
An independent clause is a complete thought. It can stand alone as a sentence. A dependent clause is not a complete thought. It cannot stand alone as a sentence.
the oranges on our tree are ripe
The clause can stand alone. It is independent.
aft... | The second sentence is the complex sentence. It is made up of an independent clause and a dependent clause. The dependent clause begins with the subordinating conjunction if.
If you are sleepy, you should go to bed early tonight. | |
Select the bird. | [
"manta ray",
"emerald hummingbird",
"grass frog",
"green iguana"
] | 1 | closed choice | grade5 | natural science | biology | Classification | Identify mammals, birds, fish, reptiles, and amphibians | Birds have feathers, two wings, and a beak. | A green iguana is a reptile. It has scaly, waterproof skin.
Iguanas are a type of lizard. Iguanas eat plants and fruit.
An emerald hummingbird is a bird. It has feathers, two wings, and a beak.
Hummingbirds can fly backwards and upside-down!
A manta ray is a fish. It lives underwater. It has fins, not limbs.
Rays have ... | |
Does this passage describe the weather or the climate?
On May 5, 1964, in central Nebraska, there was a tornado with wind speeds over 200 miles per hour! | [
"climate",
"weather"
] | 1 | Hint: Weather is what the atmosphere is like at a certain place and time. Climate is the pattern of weather in a certain place. | closed choice | grade4 | natural science | earth-science | Weather and climate | What's the difference between weather and climate? | The atmosphere is the layer of air that surrounds Earth. Both weather and climate tell you about the atmosphere.
Weather is what the atmosphere is like at a certain place and time. Weather can change quickly. For example, the temperature outside your house might get higher throughout the day.
Climate is the pattern of ... | Read the text carefully.
On May 5, 1964, in central Nebraska, there was a tornado with wind speeds over 200 miles per hour!
This passage tells you about the wind speed in central Nebraska on May 5, 1964. It describes the atmosphere at a certain place and time. So, this passage describes the weather. |
Select the animal. | [
"Lionfish swim underwater.",
"Fig trees have many leaves."
] | 0 | closed choice | grade2 | natural science | biology | Classification | Identify plants and animals | Plants and animals are living things. Living things are called organisms.
Plants come in many shapes and sizes. Most plants grow in the ground. They might grow leaves, flowers, and fruit. Plants cannot move around on their own like animals can.
Animals also come in many shapes and sizes. Most animals can move around. A... | A lionfish is an animal. It swims underwater.
Lionfish have poisonous venom on the tips of their fins. This poison helps protect lionfish from predators.
A fig tree is a plant. It has many leaves.
Fig trees grow in dry, sunny places. | |
Which sentence uses a simile? | [
"The ripe tomatoes were small red balloons.",
"The ripe tomatoes were like small red balloons."
] | 1 | closed choice | grade4 | language science | figurative-language | Literary devices | Identify similes and metaphors | Similes and metaphors are figures of speech that compare two things that are not actually alike.
A simile compares two things by saying that one is like the other. Similes often use the words like and as.
My sister runs like a cheetah.
The sister's running and a cheetah's running are compared using the word like.
A che... | This sentence uses a simile:
The ripe tomatoes were like small red balloons.
The words tomatoes and balloons are compared using the word like.
This sentence uses a metaphor:
The ripe tomatoes were small red balloons.
The words tomatoes and balloons are compared without the word like or as. | |
Which object has more thermal energy? | [
"a 2-kilogram brick at a temperature of 140°F",
"a 2-kilogram brick at a temperature of 70°F"
] | 0 | The objects are identical except for their temperatures. | closed choice | grade3 | natural science | physics | Heat and thermal energy | How is temperature related to thermal energy? | All solids, liquids, and gases are made of matter. Matter is made up of tiny particles that are always moving. The energy from the motion of these particles is called thermal energy.
Temperature measures how hot or cold matter is. If the particles in matter move faster, the temperature goes up. The matter now has both ... | The two bricks have the same mass but different temperatures. Since the 140°F brick is hotter than the 70°F brick, it has more thermal energy. |
Using only these supplies, which question can Jaylen investigate with an experiment? | [
"Does white or whole wheat sandwich bread grow visible mold in fewer days?",
"Does white sandwich bread grow visible mold in fewer days if the bread is stored inside or outside the refrigerator?",
"Does white sandwich bread grow visible mold in fewer days if the bread is stored in a paper bag or in a plastic ba... | 1 | Jaylen starts to make a sandwich, but he sees mold on the bread! He wonders what factors affect how mold grows on bread. So, he decides to design an experiment. He has the following supplies available:
two loaves of white sandwich bread
a small plastic bag
a large plastic bag
a refrigerator | closed choice | grade8 | natural science | science-and-engineering-practices | Designing experiments | Identify questions that can be investigated with a set of materials | Experiments can be designed to answer specific questions. When designing an experiment, you must identify the supplies that are necessary to answer your question. In order to do this, you need to figure out what will be tested and what will be measured during the experiment.
Imagine that you are wondering if plants gro... | |
Last year, there were seven men's clothing stores on Main Street in Fairfax. This year, there are only three. What probably happened to the overall supply of men's shirts in Fairfax? | [
"The supply probably went down.",
"The supply probably went up."
] | 0 | closed choice | grade3 | social science | economics | Supply and demand | Understand overall supply and demand | Overall supply is the total amount of a good or service that producers make and sell. There are several things that can make overall supply go up or down. The table below shows how changes to these things might affect overall supply.
| Resources | Number of producers or suppliers | Expected change in demand
Supply goe... | When four men's clothing stores closed on Main Street, the number of suppliers went down. There were fewer stores selling men's shirts. So, the supply of men's shirts probably went down. | |
Select the vertebrate. | [
"red-spotted purple butterfly",
"bess beetle",
"domestic cat",
"earthworm"
] | 2 | Hint: Mammals, birds, fish, reptiles, and amphibians are vertebrates. | closed choice | grade4 | natural science | biology | Classification | Identify vertebrates and invertebrates | Vertebrates and invertebrates are both groups of animals.
A vertebrate has a backbone. The backbone is made of many bones in an animal's back. A vertebrate's backbone helps connect the different parts of its body. In the drawings below, each vertebrate's backbone is colored orange.
An invertebrate does not have a backb... | A bess beetle is an insect. Like other insects, a bess beetle is an invertebrate. It does not have a backbone. It has an exoskeleton.
A domestic cat is a mammal. Like other mammals, a domestic cat is a vertebrate. It has a backbone.
An earthworm is a worm. Like other worms, an earthworm is an invertebrate. It does not ... |
Which tense does the sentence use?
Mr. Bullock will deliver the envelope to Rick. | [
"present tense",
"future tense",
"past tense"
] | 1 | closed choice | grade4 | language science | verbs | Verb tense | Is the sentence in the past, present, or future tense? | Present tense verbs tell you about something that is happening now.
Most present-tense verbs are regular. They have no ending, or they end in -s or -es.
Two verbs are irregular in the present tense, to be and to have. You must remember their forms.
Past tense verbs tell you about something that has already happened.
Mo... | The sentence is in future tense. You can tell because it uses will before the main verb, deliver. The verb tells you about something that is going to happen. | |
Which text uses the word can in its traditional sense? | [
"If Jackie prefers a keyboard with the Dvorak layout, she can use mine. In my opinion, it's faster than typing on a keyboard with a QWERTY layout.",
"Jackie can type using a keyboard with a QWERTY layout, but she prefers the Dvorak layout. The two keyboards have different arrangements of letters and symbols."
] | 1 | closed choice | grade12 | language science | writing-strategies | Word usage and nuance | Explore words with new or contested usages | Words change in meaning when speakers begin using them in new ways. For example, the word peruse once only meant to examine in detail, but it's now also commonly used to mean to look through in a casual manner.
When a word changes in meaning, its correct usage is often debated. Although a newer sense of the word may be... | The first text uses can in its traditional sense: to have the ability to.
Jackie can type using a keyboard with a QWERTY layout, but she prefers the Dvorak layout. The two keyboards have different arrangements of letters and symbols.
The second text uses can in its nontraditional sense: to have permission to.
If Jackie... | |
Which of the following contains a vague pronoun reference? | [
"Bruce went on to calculus after studying trigonometry, but he never fully comprehended it.",
"Bruce went on to calculus after studying trigonometry, but he never fully comprehended calculus."
] | 0 | closed choice | grade11 | language science | writing-strategies | Pronouns | Identify vague pronoun references | When writing, make sure to avoid vague pronoun references. A vague pronoun reference occurs when a pronoun could refer to more than one possible antecedent.
When Lisa and Kim finally landed, she breathed a sigh of relief.
The pronoun she could refer to either Lisa or Kim, so the meaning of the sentence is unclear.
Vagu... | The second answer choice contains a vague pronoun reference. The pronoun it could refer to calculus or trigonometry.
The first answer choice shows a possible correction for the vague pronoun reference. It has been replaced with calculus.
Bruce went on to calculus after studying trigonometry, but he never fully comprehe... | |
Which correctly shows the title of a movie? | [
"To Kill a Mockingbird",
"To kill a mockingbird"
] | 0 | closed choice | grade4 | language science | capitalization | Formatting | Capitalizing titles | In a title, capitalize the first word, the last word, and every important word in between.
The Wind in the Willows James and the Giant Peach
These words are not important in titles:
Articles, a, an, the
Short prepositions, such as at, by, for, in, of, on, to, up
Coordinating conjunctions, such as and, but, or | Capitalize the first word, the last word, and every important word in between. The word a is not important, so it should not be capitalized.
The correct title is To Kill a Mockingbird. | |
What does the metaphor in this text suggest?
When Darnell lost his job, he was devastated. The only light in the sea of darkness was the prospect of pursuing a new career. | [
"Darnell felt in the dark about what to do after losing his job.",
"There was a benefit to Darnell's job loss."
] | 1 | closed choice | grade9 | language science | figurative-language | Literary devices | Interpret figures of speech | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
A metaphor compares two things that are not actually alike without using like or as.
The snow formed a blanket over the town. | The text uses a metaphor, comparing two things that are not actually alike without using like or as.
The metaphor the only light in the sea of darkness was the prospect of pursuing a new career suggests that there was a benefit to Darnell's job loss. A light would be beneficial in helping someone escape a dark, difficu... | |
Which word does not rhyme? | [
"robe",
"globe",
"plant"
] | 2 | closed choice | grade1 | language science | phonological-awareness | Rhyming | Which word does not rhyme? | Rhyming words are words that end with the same sound.
The words tip and slip rhyme. They both end with the ip sound.
The words lake and make rhyme. They both end with the ake sound.
The words tip and lake don't rhyme. They end with different sounds. | The words globe and robe rhyme. They both end with the obe sound.
The word plant does not rhyme. It ends with a different sound. | |
Which change best matches the sentence?
Small pieces of rock are carried away by wind. | [
"landslide",
"erosion",
"drought"
] | 1 | closed choice | grade3 | natural science | earth-science | Earth events | Classify changes to Earth's surface II | |||
Is a car a good or a service? | [
"a service",
"a good"
] | 1 | closed choice | grade3 | social science | economics | Basic economic principles | Goods and services | Everything you can buy is either a good or a service.
A good is something you can touch or hold in your hands. For example, a hammer is a good.
A service is a job you pay someone else to do. For example, cooking food in a restaurant is a service. | To decide whether a car is a good or a service, ask these questions:
Is a car something you can touch? Yes.
Is a car a job you might pay someone else to do? No.
So, a car is a good. | |
Which tense does the sentence use?
The sisters call their grandfather. | [
"present tense",
"past tense",
"future tense"
] | 0 | closed choice | grade2 | language science | verbs | Verb tense | Is the sentence in the past, present, or future tense? | Present tense verbs tell you about something that is happening now.
Most present-tense verbs are regular. They have no ending, or they end in -s or -es.
Two verbs are irregular in the present tense, to be and to have. You must remember their forms.
Past tense verbs tell you about something that has already happened.
Mo... | The sentence is in present tense. You can tell because it uses a present-tense verb, call. The verb tells you about something that is true or happening now. | |
Based on this information, what is Aphrodite's phenotype for the coat color trait? | [
"ll",
"a red coat"
] | 1 | In a group of cows, some individuals have a black coat and others have a red coat. In this group, the gene for the coat color trait has two alleles. The allele L is for a black coat, and the allele l is for a red coat.
Aphrodite, a cow from this group, has a red coat. Aphrodite has two alleles for a red coat. | closed choice | grade6 | natural science | biology | Genes to traits | Genetics vocabulary: genotype and phenotype | All organisms have pieces of hereditary material called genes, which are passed from parents to offspring. Genes contain instructions for building the parts of an organism. An organism's genes affect its observable traits, including its appearance, its behavior, and which diseases it may have. Genes may have different ... | An organism's phenotype for a trait is its observable version of that trait. Aphrodite's observable version of the coat color trait is a red coat. So, Aphrodite's phenotype for the coat color trait is a red coat. |
Complete the sentence so that it uses personification.
Fine rays of sunlight () through the tangle of leaves overhead. | [
"appeared",
"peered"
] | 1 | closed choice | grade10 | language science | writing-strategies | Creative techniques | Use personification | Personification is giving human characteristics to nonhuman things. It is a figure of speech that can be used to make writing more interesting or to emphasize a point.
The trees danced in the wind.
The word danced describes the trees as if they were people. Unlike people, however, trees can't actually dance. Instead, t... | Complete the sentence with the word peered. It describes the rays of sunlight as if they were people looking through the trees. | |
Suppose Jeffrey decides to bake chocolate muffins. Which result would be a cost? | [
"Jeffrey will give up some muffins. He could have made more pumpkin muffins than chocolate muffins.",
"Jeffrey will get to eat chocolate muffins. He thinks chocolate muffins are tastier than pumpkin muffins."
] | 0 | Jeffrey is deciding whether to bake chocolate muffins or pumpkin muffins. He wants the muffins to be tasty. But he also wants to make a lot of muffins. | closed choice | grade4 | social science | economics | Basic economic principles | Costs and benefits | Before you decide to do something, it is often helpful to list costs and benefits.
Costs are what you give up or spend when you decide to do something. Costs involve giving up things that you want or need.
Benefits are what you gain or save when you decide to do something. Benefits involve gaining something that you wa... | This result is a cost. It involves giving up or spending something that Jeffrey wants or needs:
Jeffrey will give up some muffins. He could have made more pumpkin muffins than chocolate muffins. |
Which figure of speech is used in this text?
We must learn to live together as brothers or perish together as fools.
—Martin Luther King, Jr., 1964 commencement address at Oberlin college | [
"antithesis",
"assonance"
] | 0 | closed choice | grade12 | language science | figurative-language | Literary devices | Classify the figure of speech: anaphora, antithesis, apostrophe, assonance, chiasmus, understatement | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
Anaphora is the repetition of the same word or words at the beginning of several phrases or clauses.
We are united. We are powerful. We are winners.
Antithesis involves contrasting opposing id... | The text uses antithesis, the contrasting of opposing ideas within a parallel grammatical structure.
King contrasts two parallel phrases, live together as brothers and perish together as fools. | |
What does the verbal irony in this text suggest?
While waiting for her search results, Ling exclaimed, "My Internet connection is as speedy as a snail!" | [
"The Internet connection was very slow.",
"The Internet connection was very fast."
] | 0 | closed choice | grade11 | language science | figurative-language | Literary devices | Interpret the figure of speech | Figures of speech are words or phrases that use language in a nonliteral or unusual way. They can make writing more expressive.
Verbal irony involves saying one thing but implying something very different. People often use verbal irony when they are being sarcastic.
Olivia seems thrilled that her car keeps breaking dow... | The text uses verbal irony, which involves saying one thing but implying something very different.
As speedy as a snail suggests that the Internet connection was very slow. A snail is not speedy, and neither was Ling's Internet connection. | |
Which is a compound sentence? | [
"The farmer needs to plow his fields, but his tractor is broken.",
"You can make a quill pen with a goose feather."
] | 0 | closed choice | grade5 | language science | grammar | Sentences, fragments, and run-ons | Is the sentence simple or compound? | A simple sentence is a sentence with only one subject and predicate.
The pitcher threw the ball to first base.
A compound sentence is two simple sentences joined by a comma and a conjunction such as and, but, or, or so.
The pitcher threw the ball, and the batter hit it.
Some simple sentences have a compound subject or ... | The first sentence is the compound sentence. It is made up of two simple sentences joined by a comma and the conjunction but.
The farmer needs to plow his fields, but his tractor is broken. | |
What information supports the conclusion that Reagan inherited this trait? | [
"Reagan's parents were born with wavy hair. They passed down this trait to Reagan.",
"Reagan and her mother both have short hair."
] | 0 | Read the description of a trait.
Reagan has wavy hair. | closed choice | grade6 | natural science | biology | Genes to traits | Inherited and acquired traits: use evidence to support a statement | Organisms, including people, have both inherited and acquired traits. Inherited and acquired traits are gained in different ways.
Inherited traits are passed down from biological parents to their offspring through genes. Genes are pieces of hereditary material that contain the instructions that affect inherited traits.... | |
Select the living thing. | [
"stalactite",
"brick wall",
"pear tree",
"mug"
] | 2 | closed choice | grade4 | natural science | biology | Classification | Identify living and nonliving things | All living things are made up of cells. Plants, animals, and some fungi have many cells. Other living things are made up of just one cell.
All living things need food and water. Water helps living things break down food and remove waste. Food gives living things energy. They use energy from food to grow and change.
All... | A pear tree is a living thing.
Pear trees grow and respond to their environment. They need food and water. Pear trees are made up of many cells.
Pear trees are plants. They make their own food using water, carbon dioxide, and energy from sunlight.
A mug is not a living thing.
Mugs do not have all of the traits of livin... | |
What is the source of the allusion in the sentence below?
When I learned the details of Rosa's Faustian bargain, I was in disbelief. | [
"literature",
"Roman mythology"
] | 0 | closed choice | grade12 | language science | figurative-language | Literary devices | Recall the source of an allusion | An allusion is a brief mention of something or someone well known, often from mythology, history, or literature. An allusion lets you reference ideas from an entire story in just a few words.
The protean nature of the disease makes it difficult to diagnose.
The word protean is an allusion to the sea god Proteus in Gree... | The source of the allusion Faustian bargain is literature.
In a play by Christopher Marlowe based on the legend of Faust, a man strikes a deal with the devil. Disregarding the long-term consequences of his actions, he sells his soul in exchange for power.
The allusion Faustian bargain means a compromise of one's values... | |
The donkeys move the carts at the same speed. Which cart is pulled with a larger force? | [
"a cart holding 46 pounds",
"a cart holding 53 pounds"
] | 1 | Two donkeys pull carts from the farmhouse to the yard. The carts are the same. Each cart is holding different tools. | closed choice | grade2 | natural science | physics | Force and motion | How do mass and force affect motion? | A force is a push or a pull.
A force can make an object start moving or stop an object that is moving. A force can also make an object speed up, slow down, or change direction.
Forces can be different sizes.
Think about trying to move a heavy object and a light object. Imagine you want to move them at the same speed. Y... | Look for the cart that is heavier.
A cart holding 53 pounds is heavier than a cart holding 46 pounds. So, the cart holding 53 pounds needs a larger force to start moving at the same speed as the other cart. |
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