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Select the animal. | [
"Giraffes eat plants.",
"Chili peppers have green 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 giraffe is an animal. It eats plants.
Giraffes have very long necks! They mostly eat leaves that are too high up for other animals to reach.
A chili pepper is a plant. It has many green leaves.
Chili peppers give food a spicy flavor. | |
Complete the sentence.
A crayon melting in the sun is a (). | [
"chemical change",
"physical change"
] | 1 | 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... | A crayon melting in the sun is a change of state. So, it is a physical change. The crayon changes state from solid to liquid. The crayon is still made of wax, even after it melts. | |
What information supports the conclusion that Julian inherited this trait? | [
"Julian has freckles on his nose and shoulders.",
"Julian's biological parents have freckles on their noses just as Julian does.",
"Julian and his biological mother have pale skin."
] | 1 | Read the description of a trait.
Julian has freckles. | closed choice | grade7 | 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 vertebrate. | [
"golden orb-weaver",
"trapdoor spider",
"Pacific octopus",
"echidna"
] | 3 | Hint: Mammals, birds, fish, reptiles, and amphibians are vertebrates. | closed choice | grade5 | 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... | Like other spiders, a golden orb-weaver is an invertebrate. It does not have a backbone. It has an exoskeleton.
Like other spiders, a trapdoor spider is an invertebrate. It does not have a backbone. It has an exoskeleton.
An echidna is a mammal. Like other mammals, an echidna is a vertebrate. It has a backbone.
Like ot... |
Complete the sentence.
Firing a clay pot in a hot kiln is a (). | [
"chemical change",
"physical 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... | Firing a clay pot in a hot kiln is a chemical change. High temperatures cause the clay to slowly harden. After several hours in the kiln, the clay will have changed into a different type of matter. | |
Complete the statement. Assume that the sled's mass did not change.
The gravitational potential energy stored between the sled and Earth () as Sidney rode down the hill. | [
"decreased",
"increased",
"stayed the same"
] | 0 | Read the text about an object in motion.
On a snowy day, Sidney rode her sled down a big hill. | closed choice | grade7 | natural science | physics | Kinetic and potential energy | Identify changes in gravitational potential energy | Gravitational potential energy is stored between any two objects. So, for every object on or near Earth, there is gravitational potential energy stored between the object and Earth.
The amount of gravitational potential energy stored between an object and Earth depends on the mass of the object. The amount of gravitati... | Think about how the distance between the sled and the center of Earth changed.
The bottom of the hill was lower than the point where Sidney started sledding. As Sidney rode toward the bottom of the hill, the distance between the sled and the center of Earth decreased. So, the gravitational potential energy stored betwe... |
Which sentence is more formal? | [
"Garza Electronics has a reputation for responding real quick to customer concerns and questions.",
"Garza Electronics has a reputation for responding quickly to all customer concerns and questions."
] | 1 | closed choice | grade5 | language science | writing-strategies | Author's purpose and tone | Which sentence is more formal? | Formal writing is used for essays, business letters, and reports. The following types of informal language should be avoided in formal writing:
Type | Examples
slang | cool, awesome
idioms | knock your socks off
conversational language | gonna, kinda, yeah
abbreviated language | ASAP, FYI
overly simple or imprecise lan... | The second sentence is less formal. You can tell because it uses conversational language (real quick).
The first sentence uses formal language in place of the conversational language, so it is more formal overall. | |
Which correctly shows the title of a newspaper? | [
"\"The Red and Black\"",
"***The Red and Black***"
] | 1 | closed choice | grade3 | language science | punctuation | Formatting | Formatting titles | The title of a book, movie, play, TV show, magazine, or newspaper should be in italics. If you write it by hand, it can be underlined instead.
A Midsummer Night's Dream
The title of a poem, song, or article should be in quotation marks.
"You Are My Sunshine" | A newspaper should be in italics.
The correct title is **The Red and Black**. | |
Which object has less thermal energy? | [
"a bowl of cereal at a temperature of 20°C",
"a bowl of cereal at a temperature of 15°C"
] | 1 | 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 slow down, the temperature goes down. The matter now has both ... | The two bowls of cereal have the same mass but different temperatures. Since the 15°C bowl of cereal is colder than the 20°C bowl of cereal, it has less thermal energy. |
Does this passage describe the weather or the climate?
Where Audrey lives, winter is the rainiest season of the year. | [
"climate",
"weather"
] | 0 | 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.
Where Audrey lives, winter is the rainiest season of the year.
This passage tells you about the usual precipitation where Audrey lives. It does not describe what the weather is like on a particular day. So, this passage describes the climate. |
Based on this information, what is Booster's phenotype for the horns trait? | [
"having horns",
"not having horns"
] | 0 | In a group of cows, some individuals have horns and others do not. In this group, the gene for the horns trait has two alleles. The allele for having horns (h) is recessive to the allele for not having horns (H).
Booster is a cow from this group. Booster has the homozygous genotype hh for the horns gene. | closed choice | grade7 | natural science | biology | Genes to traits | Genetics vocabulary: dominant and recessive | 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 ... | Booster's genotype for the horns gene is hh. Booster's genotype of hh has only h alleles. The h allele is for having horns. So, Booster's phenotype for the horns trait must be having horns.
To check this answer, consider whether Booster's alleles are dominant or recessive. The allele for having horns (h) is recessive t... |
Using only these supplies, which question can Betty investigate with an experiment? | [
"Does a catapult with a longer arm launch a rubber ball farther than a catapult with a shorter arm?",
"Does a rubber ball travel farther when launched from a metal catapult or from a wooden catapult?",
"Does a heavier ball travel farther than a lighter ball when launched from a catapult?"
] | 0 | Betty visits a museum about ancient Greece. She notices an exhibit with models of wooden catapults that were used to launch large rocks across battlefields. She wonders what factors affect how far a catapult can launch an object. So, she decides to design an experiment. She has the following supplies available:
a woode... | closed choice | grade6 | 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... | |
Is the following trait inherited or acquired?
Raymond plays baseball. | [
"inherited",
"acquired"
] | 1 | Hint: Playing baseball takes practice. | closed choice | grade4 | 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... | People are not born knowing how to play baseball. Instead, some people learn how to play baseball. Playing the sport takes practice. So, playing baseball is an acquired trait. |
Which tense does the sentence use?
Akiko teaches Rosanne about customs in Japan. | [
"past tense",
"future tense",
"present tense"
] | 2 | closed choice | grade5 | 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, teaches. The verb ends in -es and tells you about something that is true or happening now. | |
Which sentence states a fact? | [
"The mummy of King Tut was discovered in 1922.",
"King Tut was a weak and unimportant ruler."
] | 0 | closed choice | grade5 | social science | civics | Social studies skills | Identify facts and opinions | A fact is something that can be proved to be true. Facts can be proved by observing, measuring, or studying information.
The flag of the United States has 13 stripes.
This is a fact. It can be proved by looking at the flag and counting the number of stripes.
An opinion is something that a person believes, thinks, or fe... | The first sentence states a fact.
The mummy of King Tut was discovered in 1922.
It can be proved by reading a book or an article about King Tut.
The second sentence states an opinion.
King Tut was a weak and unimportant ruler.
Weak and unimportant shows what a person believes, thinks, or feels. Another person might hav... | |
What information supports the conclusion that Chad inherited this trait? | [
"Chad's parents were born with straight hair. They passed down this trait to Chad.",
"Chad and his father both have short hair."
] | 0 | Read the description of a trait.
Chad has straight 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.... | |
Complete the sentence so that it uses personification.
"I can't believe I tripped," Nicholas remarked. "The curb must have ()". | [
"jumped out in front of me",
"been higher than I thought"
] | 0 | closed choice | grade8 | 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 phrase jumped out in front of me. It describes the curb as if it were a mischievous, unpredictable person. | |
What is the source of the allusion in the sentence below?
Oliver dropped out of college to travel the world, but a year later, the prodigal son returned home and re-enrolled. | [
"British history",
"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 prodigal son is the Bible.
In a Biblical parable, the prodigal son irresponsibly spends the inheritance given to him by his father. When he returns home, he expects to be shamed, but his father forgives him.
The allusion prodigal son means a person who behaves recklessly but later makes a rep... | |
Which sentence is more formal? | [
"The sale, which begins Saturday, will have markdowns on stuff for winter.",
"The sale, which begins Saturday, will feature markdowns on winter jackets, sweaters, and boots."
] | 1 | closed choice | grade5 | language science | writing-strategies | Author's purpose and tone | Which sentence is more formal? | Formal writing is used for essays, business letters, and reports. The following types of informal language should be avoided in formal writing:
Type | Examples
slang | cool, awesome
idioms | knock your socks off
conversational language | gonna, kinda, yeah
abbreviated language | ASAP, FYI
overly simple or imprecise lan... | The second sentence is less formal. You can tell because it uses overly simple or imprecise language (have, stuff).
The first sentence uses more precise language, so it is more formal overall. | |
Would you find the word mooring on a dictionary page with the following guide words?
meter - mind | [
"yes",
"no"
] | 1 | yes or no | 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 mooring is not between the guide words meter - mind, it would not be found on that page. | |
Would you find the word shoulder on a dictionary page with the following guide words?
somehow - spill | [
"no",
"yes"
] | 0 | yes or no | 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 shoulder is not between the guide words somehow - spill, it would not be found on that page. | |
Read the following excerpt from a student essay. How can the writer best improve his or her academic voice?
Cloning has come a long way since a sheep named Dolly was successfully cloned in 1996. Now it is becoming possible to use cloning for a variety of purposes. For example, cloning technology could be used to grow s... | [
"by avoiding subjective statements",
"by avoiding first-person pronouns",
"by including technical terms"
] | 0 | closed choice | grade11 | language science | writing-strategies | Editing and revising | Suggest appropriate revisions | During peer review, you read and respond to a fellow student's writing. While there are many methods and strategies that you can use for reviewing a text, it is generally helpful to frame your suggestions in concrete and constructive ways and to consider the following areas for revision:
Ideas and development: Does the... | The writer could best improve his or her academic voice by avoiding subjective statements.
For example, the writer could cut the underlined text to maintain an objective discussion of human cloning.
Cloning has come a long way since a sheep named Dolly was successfully cloned in 1996. Now it is becoming possible to use... | |
How long is a diving board? | [
"8 yards",
"8 inches",
"8 miles",
"8 feet"
] | 3 | Select the best estimate. | closed choice | grade7 | natural science | units-and-measurement | Units and measurement | Choose customary units of distance, mass, and volume | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
When you are using customary units, length may be written with units of inches, feet, yards, or miles.
There are 12 inches in 1 foot, and 3 feet in 1 yard. There are 5,280 feet in 1 mile.
A foo... | The best estimate for the length of a diving board is 8 feet.
8 inches is too short. 8 yards and 8 miles are too long. |
Which word is not like the others? | [
"many",
"several",
"count",
"some"
] | 2 | closed choice | grade2 | language science | vocabulary | Categories | Which word is not like the others? | Some words are alike. They go together in a group.
Red, blue, and green go together. They are colors.
Mom, dad, grandma, and grandpa go together. They are people in a family. | Some, many, and several go together. They are words for more than one. Count is not a word for more than one, so it is not like the other words. | |
What is the source of the allusion in the sentence below?
You should pay a visit to Great-Aunt Gertrude, the Solomon of our family. | [
"the Bible",
"Greek history"
] | 0 | closed choice | grade9 | 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 Solomon is the Bible.
In the Bible, Solomon, a king of Israel, is an extremely wise person whom many regard as a prophet.
The allusion Solomon means a person who gives good advice. | |
Which is a complex sentence? | [
"Before Janice boiled water for the spaghetti, she made a sauce with onions, garlic, and tomatoes.",
"On a clear, peaceful morning at Rincon Point, Sally paddled out into the surf."
] | 0 | closed choice | grade6 | 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 before.
Before Janice boiled water for the spaghetti, she made a sauce with onions, garlic, and tomatoes. | |
Which logical fallacy is used in the text?
How could Janelle have anything insightful to say about foreign affairs? She grew up on a farm. | [
"ad hominem: an attack against the person making the argument, rather than the argument itself",
"appeal to nature: the assumption that natural things are always good",
"slippery slope fallacy: the false assumption that a small first step will lead to extreme consequences"
] | 0 | closed choice | grade10 | 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 Janelle cannot be insightful about foreign affairs because she grew up on a farm. This is a personal attack that isn't relevant to whether she knows about foreign affairs. This illustrates a type of logical fallacy known as ad hominem. | |
Would you find the word at on a dictionary page with the following guide words?
architect - astound | [
"no",
"yes"
] | 0 | yes or no | 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 at is not between the guide words architect - astound, it would not be found on that page. | |
Which figure of speech is used in this text?
The Somerville Grill offers a delicious vegetarian sausage entr̩e served with mashed sweet potatoes and arugula salad. | [
"oxymoron",
"hyperbole"
] | 0 | closed choice | grade9 | 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 an oxymoron, a joining of two seemingly contradictory terms.
Vegetarian sausage is a contradiction, because vegetarian food has no meat, and sausages are made with meat. | |
Complete the sentence so that it uses personification.
"I can't believe I tripped," Tanner remarked. "The curb must have ()". | [
"jumped out in front of me",
"been higher than I thought"
] | 0 | 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 phrase jumped out in front of me. It describes the curb as if it were a mischievous, unpredictable person. | |
Select the liquid. | [
"garbage can",
"water in a bathtub",
"gold bracelet"
] | 1 | closed choice | grade2 | natural science | physics | States of matter | Identify solids and liquids | Solid and liquid are states of matter. Matter is anything that takes up space. Matter can come in different states, or forms.
When matter is a solid, it has a shape of its own.
Some solids can be bent or broken easily. Others are hard to bend or break.
A glass cup is a solid. A sock is also a solid.
When matter is a li... | ||
Would you find the word sit on a dictionary page with the following guide words?
shimmer - splinter | [
"no",
"yes"
] | 1 | yes or no | 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 sit is between the guide words shimmer - splinter, it would be found on that page. | |
Select the action that doesn't belong. | [
"chop",
"carve",
"slice",
"measure"
] | 3 | closed choice | grade3 | language science | vocabulary | Categories | Select the words that don't belong | Measure doesn't belong.
Carve, chop, and slice all name ways to cut something. | ||
Based on this information, what is Remy's phenotype for the body size trait? | [
"a dwarf body",
"bb"
] | 0 | In a group of rats, some individuals have a normal-sized body and others have a dwarf body. In this group, the gene for the body size trait has two alleles. The allele B is for a normal-sized body, and the allele b is for a dwarf body.
Remy, a rat from this group, has a dwarf body. Remy has two alleles for a dwarf body... | closed choice | grade7 | 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. Remy's observable version of the body size trait is a dwarf body. So, Remy's phenotype for the body size trait is a dwarf body. |
Which logical fallacy is used in the text?
This overview of world history is the number one seller on the topic. It must be the most accurate and comprehensive book on the subject. | [
"bandwagon fallacy: the assumption that the popular choice is automatically correct",
"false dichotomy: an argument that presents only two choices when more options exist",
"false causation: the assumption that because two things happened together, one caused the other"
] | 0 | closed choice | grade11 | 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 a best-selling book is the most accurate and comprehensive on its topic. However, this isn't necessarily true. There are other reasons a book could be a best seller besides its accuracy and thoroughness. This illustrates a type of logical fallacy known as the bandwagon fallacy. | |
How long is a basketball court? | [
"26 centimeters",
"26 meters",
"26 kilometers",
"26 millimeters"
] | 1 | Select the best estimate. | closed choice | grade7 | natural science | units-and-measurement | Units and measurement | Choose metric units of distance, mass, and volume | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
When you are using metric units, length can be written with units of millimeters, centimeters, meters, or kilometers. One meter contains 100 centimeters or 1,000 millimeters. So, 1 meter is lar... | The best estimate for the length of a basketball court is 26 meters.
26 millimeters and 26 centimeters are too short. 26 kilometers is too long. |
Is the following trait inherited or acquired?
Elena has five toes on each foot. | [
"acquired",
"inherited"
] | 1 | 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... | Most humans are born with five toes on each foot. So, having five toes is an inherited trait. | |
What kind of sentence is this?
Why are Chase and Haley arguing? | [
"interrogative",
"exclamatory"
] | 0 | closed choice | grade4 | 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. It tells about something. A declarative sentence always ends with a period.
I have an older brother and a younger sister.
An interrogative sentence is a question. It asks something. An interrogative sentence always ends with a question mark.
How ... | The sentence asks something, and it ends with a question mark. It is an interrogative sentence. | |
Which is the scratchiest? | [
"sandpaper",
"rubber balloons",
"ceramic tea cup"
] | 0 | 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... | Scratchy is a property. A scratchy material is rough and itchy against your skin.
Look at each picture, one at a time. Imagine touching the material shown in each picture.
Of the choices, the sandpaper is the scratchiest. If you touch a piece of sandpaper, it will feel rough and itchy. | |
Compare the motion of three speedboats. Which speedboat was moving at the lowest speed? | [
"a speedboat that moved 310kilometers west in 5hours",
"a speedboat that moved 380kilometers east in 5hours",
"a speedboat that moved 415kilometers west in 5hours"
] | 0 | 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 speedboat moved and the time it took to move that distance. The direction each speedboat moved does not affect its speed.
Notice that each speedboat moved for 5 hours. The speedboat that moved 310 kilometers moved the shortest distance in that time. So, that speedboat must have moved at the lo... | |
Is the following trait inherited or acquired?
Keith has five fingers on each hand. | [
"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... | Most humans are born with five fingers on each hand. So, having five fingers is an inherited trait. | |
Which ping pong ball has less thermal energy? | [
"the hotter ping pong ball",
"the colder ping pong ball"
] | 1 | Two ping pong balls are identical except for their temperatures. | closed choice | grade6 | natural science | physics | 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 ping pong balls are made of the same material and have the same mass. So, the colder ping pong ball has less thermal energy. |
What is the source of the allusion in the sentence below?
Krysta was known among her coworkers for her spartan ways. | [
"the Bible",
"Greek history"
] | 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 spartan is Greek history.
Soldiers from the city of Sparta in ancient Greece were known for their self-restraint, self-discipline, and indifference to luxury.
The allusion spartan means simple and austere. | |
What kind of sentence is this?
Do you know Santiago from soccer camp, or do you have another connection with him? | [
"imperative",
"interrogative",
"exclamatory"
] | 1 | closed choice | grade7 | 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 asks something, and it ends with a question mark. It is an interrogative sentence. | |
Which logical fallacy is used in the text?
None of my grandparents know how to connect a printer to their computers. Why are older adults so bad with technology? | [
"appeal to nature: the assumption that natural things are always good",
"circular reasoning: an argument that supports a claim with the claim itself",
"hasty generalization: a broad claim based on too few observations"
] | 2 | closed choice | grade9 | 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 older adults are bad with technology because the speaker's grandparents are. However, just because a few older adults are bad with technology, it doesn't mean that all older adults are. This illustrates a type of logical fallacy known as a hasty generalization. | |
Is the following trait inherited or acquired?
Ben plays baseball. | [
"inherited",
"acquired"
] | 1 | Hint: Playing baseball takes practice. | closed choice | grade4 | 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... | People are not born knowing how to play baseball. Instead, some people learn how to play baseball. Playing the sport takes practice. So, playing baseball is an acquired trait. |
Which word would you find on a dictionary page with the following guide words?
divide - draw | [
"doe",
"decorate"
] | 0 | closed choice | grade3 | 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 doe is between the guide words divide - draw, it would be found on that page. | |
Which word would you find on a dictionary page with the following guide words?
weary - win | [
"wonder",
"whale"
] | 1 | closed choice | grade3 | 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 whale is between the guide words weary - win, it would be found on that page. | |
Select the vertebrate. | [
"squirrel",
"saturn butterfly"
] | 0 | Hint: Mammals, birds, fish, reptiles, and amphibians are vertebrates. | closed choice | grade3 | 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 saturn butterfly is an insect. Like other insects, a saturn butterfly is an invertebrate. It does not have a backbone. It has a hard outer cover.
A squirrel is a mammal. Like other mammals, a squirrel is a vertebrate. It has a backbone. |
Using only these supplies, which question can Rosanne investigate with an experiment? | [
"Does the basketball bounce higher on a lawn or on a dirt path?",
"Does the basketball bounce higher on gravel or on grass?",
"Do larger basketballs bounce higher than smaller basketballs on a brick patio?"
] | 1 | Rosanne gets a basketball for her birthday and dribbles it around her neighborhood. She notices that sometimes the ball bounces higher than other times. She wonders what factors affect how high her ball bounces. So, she decides to design an experiment. She has the following supplies available:
one basketball
access to ... | 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 Jeremiah acquired this trait? | [
"Jeremiah learned biology by reading, observing, and experimenting.",
"Jeremiah is most interested in human biology."
] | 0 | Read the description of a trait.
Jeremiah knows a lot about biology. | closed choice | grade4 | 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... | |
Would you find the word rig on a dictionary page with the following guide words?
rag - result | [
"yes",
"no"
] | 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 rig is not between the guide words rag - result, it would not be found on that page. | |
What is the text's most likely purpose? | [
"to persuade",
"to entertain",
"to inform"
] | 1 | Read the text below.
The men looked over the edge of the cliff. "How in the world are we going to get down there?" one asked. | closed choice | grade4 | language science | writing-strategies | Author's purpose | Identify the purpose of a text | Authors write texts for different purposes, or reasons. Common purposes for writing are to persuade, to inform, or to entertain readers.
Authors persuade by convincing readers to believe or do something.
An advertisement tries to convince readers to buy a product.
A political poster tries to convince readers to vote fo... | The text is a part of a story. Its purpose is to entertain. |
What is the mass of a dinner fork? | [
"70 grams",
"70 kilograms"
] | 0 | Select the better estimate. | closed choice | grade4 | 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 dinner fork is 70 grams.
70 kilograms is too heavy. |
Which of the following contains a vague pronoun reference? | [
"Molly looks almost identical to her twin sister Julia, but she has pierced ears.",
"Molly has pierced ears, but otherwise she looks almost identical to her twin sister Julia."
] | 0 | closed choice | grade10 | 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 she could refer to Molly or Julia.
Molly looks almost identical to her twin sister Julia, but she has pierced ears.
The second answer choice shows a possible correction for the vague pronoun reference. The text has been rewritten so that the meanin... | |
Which body part pulls on bones to move the body? | [
"muscles",
"heart",
"stomach"
] | 0 | closed choice | grade2 | natural science | biology | Animals | Body parts and their functions | |||
What is the temperature of a cool glass of milk? | [
"55°C",
"55°F"
] | 1 | Select the better estimate. | closed choice | grade6 | natural science | units-and-measurement | Units and measurement | Estimate temperatures | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
Temperature can be written with units of degrees Fahrenheit (°F) or Celsius (°C). Use the list below to compare the two units.
212°F | Water boils | 100°C
98.6°F | Body temperature | 37°C
68°F ... | The better estimate for the temperature of a cool glass of milk is 55°F.
55°C is too hot. |
Select the one substance that is not a mineral. | [
"Halite is not made by living things. It is a solid.",
"A computer processor is made in a factory. It is not a pure substance.",
"Potassium feldspar is a solid. It is a pure substance."
] | 1 | closed choice | grade4 | natural science | earth-science | Rocks and minerals | Identify minerals using properties | Minerals are the building blocks of rocks. A rock can be made of one or more minerals.
Minerals and rocks have the following properties:
Property | Mineral | Rock
It is a solid. | Yes | Yes
It is formed in nature. | Yes | Yes
It is not made by organisms. | Yes | Yes
It is a pure substance. | Yes | No
It has a fixed cry... | Compare the properties of each substance to the properties of minerals. Select the substance whose properties do not match those of minerals.
A computer processor is made in a factory. But all minerals are formed in nature.
A computer processor is not a pure substance. But all minerals are pure substances.
So, a comput... | |
Which of the following contains a vague pronoun reference? | [
"Mrs. Hunt was overjoyed when she saw her granddaughter for the first time in two years.",
"When Mrs. Hunt saw her granddaughter for the first time in two years, she was overjoyed."
] | 1 | closed choice | grade10 | 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 she could refer to Mrs. Hunt or her granddaughter.
When Mrs. Hunt saw her granddaughter for the first time in two years, she was overjoyed.
The second answer choice shows a possible correction for the vague pronoun reference. The text has been rewr... | |
How long is a sunflower seed? | [
"14 meters",
"14 centimeters",
"14 millimeters"
] | 2 | Select the best estimate. | closed choice | grade4 | natural science | units-and-measurement | Units and measurement | Choose metric units of distance | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
When you are using metric units, length can be written with units of millimeters, centimeters, meters, or kilometers. One meter contains 100 centimeters or 1,000 millimeters. So, 1 meter is lar... | The best estimate for the length of a sunflower seed is 14 millimeters.
14 centimeters and 14 meters are both too long. |
Is a ball 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 ball is a good or a service, ask these questions:
Is a ball something you can touch? Yes.
Is a ball a job you might pay someone else to do? No.
So, a ball is a good. | |
Which is the scratchiest? | [
"burlap sack",
"nylon swim shorts",
"wax seal"
] | 0 | 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... | Scratchy is a property. A scratchy material is rough and itchy against your skin.
Look at each picture, one at a time. Imagine touching the material shown in each picture.
Of the choices, the burlap sack is the scratchiest. If you touch burlap, it will feel rough and itchy. | |
Select the plant. | [
"Salmon swim in the water.",
"Daffodils have a green stem."
] | 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 salmon is an animal. It swims in the water.
Unlike most other fish, salmon can live in both freshwater and seawater.
A daffodil is a plant. It has a green stem.
Most daffodil plants grow a single flower. | |
Which wax candle has a higher temperature? | [
"the wax candle with less thermal energy",
"the wax candle with more thermal energy"
] | 1 | Two 18-gram wax candles are identical except for their thermal energies. | 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 wax candles are made of the same material and have the same mass. So, the wax candle with more thermal energy has a higher temperature. |
Which of the following parts does an animal cell have? | [
"chloroplasts",
"cell membrane",
"cell wall"
] | 1 | closed choice | grade4 | natural science | biology | Cells | Compare plant and animal cells | Plant and animal cells have many parts in common, but not all. This table shows some of their similarities and differences.
Cell part | Plant cell | Animal cell
cell wall | yes | no
cell membrane | yes | yes
cytoplasm | yes | yes
mitochondria | yes | yes
vacuole | yes | yes
chloroplasts | yes | no
nucleus | yes | yes
c... | ||
Complete the sentence so that it uses personification.
Over millions of years, the glacier () the rock to yield, and a canyon was formed. | [
"persuaded",
"caused"
] | 0 | closed choice | grade9 | 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 persuaded. It describes the glacier as if it were a person who convinces others. | |
What is the source of the allusion in the sentence below?
Gavin's research on nineteenth-century philosophers led him down the rabbit hole. | [
"literature",
"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 down the rabbit hole is literature.
Lewis Carroll's Alice's Adventures in Wonderland tells the story of a young girl who follows a white rabbit down a rabbit hole and finds herself in a series of adventures in a surreal world.
The allusion down the rabbit hole means on a strange or difficult ... | |
Based on this information, what is this fruit fly's genotype for the eye color gene? | [
"ee",
"brown eyes"
] | 0 | In a group of fruit flies, some individuals have red eyes and others have brown eyes. In this group, the gene for the eye color trait has two alleles. The allele E is for red eyes, and the allele e is for brown eyes.
A certain fruit fly from this group has brown eyes. This fly has two alleles for brown eyes. | closed choice | grade7 | 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. The fruit fly has two alleles for brown eyes (e). So, the fly's genotype for the eye color gene is ee. |
Answer the riddle.
I live on a farm.
I may be black and white.
You can get milk from me.
What am I? | [
"a cow",
"a turtle"
] | 0 | closed choice | grade1 | language science | vocabulary | Comprehension strategies | What am I? | A cow lives on a farm.
A cow may be black and white.
You can get milk from a cow. | ||
How long is a rowboat? | [
"3 centimeters",
"3 kilometers",
"3 meters",
"3 millimeters"
] | 2 | Select the best estimate. | closed choice | grade7 | natural science | units-and-measurement | Units and measurement | Choose metric units of distance, mass, and volume | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
When you are using metric units, length can be written with units of millimeters, centimeters, meters, or kilometers. One meter contains 100 centimeters or 1,000 millimeters. So, 1 meter is lar... | The best estimate for the length of a rowboat is 3 meters.
3 millimeters and 3 centimeters are too short. 3 kilometers is too long. |
Based on this information, what is this catfish's phenotype for the body color trait? | [
"a white body",
"a brown body"
] | 0 | In a group of Channel catfish, some individuals have a brown body and others have a white body. In this group, the gene for the body color trait has two alleles. The allele for a brown body (B) is dominant over the allele for a white body (b).
A certain Channel catfish from this group has the homozygous genotype bb for... | closed choice | grade7 | natural science | biology | Genes to traits | Genetics vocabulary: dominant and recessive | 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 ... | The Channel catfish's genotype for the body color gene is bb. The Channel catfish's genotype of bb has only b alleles. The b allele is for a white body. So, the Channel catfish's phenotype for the body color trait must be a white body.
To check this answer, consider whether the Channel catfish's alleles are dominant or... |
Is cutting hair a good or a service? | [
"a service",
"a good"
] | 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 cutting hair is a good or a service, ask these questions:
Is cutting hair something you can touch? No.
Is cutting hair a job you might pay someone else to do? Yes.
So, cutting hair is a service. | |
Which of the following contains a vague pronoun reference? | [
"In the directions for assembling the bookshelves, Step 8 says to tighten the screws with an Allen wrench.",
"In the directions for assembling the bookshelves, it says to tighten the screws with an Allen wrench."
] | 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 Step 8.
In the directions for assembling the bookshelves, Step 8 says to tighten the screws with an A... | |
Compare the motion of two buses. Which bus was moving at a higher speed? | [
"a bus that moved 450kilometers in 10hours",
"a bus that moved 550kilometers in 10hours"
] | 1 | closed choice | grade2 | 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 two objects... | Look at the distance each bus moved and the time it took to move that distance.
One bus moved 550 kilometers in 10 hours.
The other bus moved 450 kilometers in 10 hours.
Notice that each bus spent the same amount of time moving. The bus that moved 550 kilometers moved a farther distance in that time. So, that bus must ... | |
Which of the following contains a vague pronoun reference? | [
"Peter gave a beautifully bound copy of his favorite book, One Hundred Years of Solitude, to Jake.",
"Peter gave Jake a beautifully bound copy of One Hundred Years of Solitude, which is his favorite book."
] | 1 | closed choice | grade10 | 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 his could refer to Peter or Jake.
Peter gave Jake a beautifully bound copy of One Hundred Years of Solitude, which is his favorite book.
The first answer choice shows a possible correction for the vague pronoun reference. The text has been rewritt... | |
Complete the sentence.
Melting wax is a (). | [
"chemical change",
"physical change"
] | 1 | 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... | Melting wax is a change of state. So, it is a physical change. The wax changes from solid to liquid. But it is still made of the same type of matter. | |
Which of the following contains a vague pronoun reference? | [
"Mark sent them the transcript from his old college, but he still wasn't granted an exemption from English 101.",
"Mark sent the registrar's office the transcript from his old college, but he still wasn't granted an exemption from English 101."
] | 0 | closed choice | grade10 | 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 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 registrar's office.
Mark sent the registrar's office the transcript from his old college, but... | |
What do these two changes have in common?
peeling a banana
getting a haircut | [
"Both are chemical changes.",
"Both are only physical changes.",
"Both are caused by cooling.",
"Both are caused by heating."
] | 1 | 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.
Peeling a banana is a physical change. The peel is not covering the rest of the fruit anymore. But both the peel and the banana are still made of the same type of matter as before.
Getting a haircut is a physical change. Your hair is shorter after a haircut. But it is still made of the ... | |
What information supports the conclusion that Charlie acquired this trait? | [
"Charlie has three jump ropes, each made of a different material.",
"Charlie won a competition at his school with his jump rope tricks.",
"Charlie's sister taught him how to do tricks with a jump rope."
] | 2 | Read the description of a trait.
Charlie knows how to do tricks with a jump rope. | closed choice | grade7 | 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.... | |
What do these two changes have in common?
plants making food from sunlight, air, and water
a piece of pizza rotting in a trashcan | [
"Both are chemical changes.",
"Both are caused by heating.",
"Both are caused by cooling.",
"Both are only physical changes."
] | 0 | 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.
Plants making food is a chemical change. Plants use energy from sunlight to change air and water into food. The food is sugar. Sugar is a different type of matter than air or water.
A piece of pizza rotting is a chemical change. The matter in the pizza breaks down and slowly turns into ... | |
Which figure of speech is used in this text?
After Becky cooked and served a scrumptious dinner, Dad boasted that she is the Julia Child of our family. | [
"simile",
"allusion"
] | 1 | closed choice | grade6 | language science | figurative-language | Literary devices | Classify 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.
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 an allusion, a brief reference to someone or something well known.
Julia Child alludes to the famous chef who is known for popularizing French cuisine in the United States. | |
How long is a rowboat? | [
"4 centimeters",
"4 kilometers",
"4 millimeters",
"4 meters"
] | 3 | Select the best estimate. | closed choice | grade7 | natural science | units-and-measurement | Units and measurement | Choose metric units of distance, mass, and volume | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
When you are using metric units, length can be written with units of millimeters, centimeters, meters, or kilometers. One meter contains 100 centimeters or 1,000 millimeters. So, 1 meter is lar... | The best estimate for the length of a rowboat is 4 meters.
4 millimeters and 4 centimeters are too short. 4 kilometers is too long. |
Suppose Toby decides to see the eagles. Which result would be a cost? | [
"Toby will spend more time walking to the eagles. They are on the other side of the zoo, but the baboons are close by.",
"Toby will enjoy seeing the eagles more than he would have enjoyed seeing the baboons."
] | 0 | Toby is deciding whether to see the eagles or the baboons at the zoo. He wants to see lots of animals, but the zoo is closing soon. | 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 Toby wants or needs:
Toby will spend more time walking to the eagles. They are on the other side of the zoo, but the baboons are close by. |
Which of the following contains a vague pronoun reference? | [
"Tommy and his best friend go to the same college, but he is graduating this coming June.",
"Tommy and his best friend go to the same college, but Tommy is graduating this coming June."
] | 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 he could refer to Tommy or his best friend.
The first answer choice shows a possible correction for the vague pronoun reference. He has been replaced with Tommy.
Tommy and his best friend go to the same college, but Tommy is graduating this coming... | |
Which of the following contains a vague pronoun reference? | [
"\"This morning, the newspaper said that Bella Holland won the mayoral election in Westminster,\" Tim remarked to his sister.",
"\"This morning, it said that Bella Holland won the mayoral election in Westminster,\" Tim remarked to his sister."
] | 1 | closed choice | grade10 | 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 is used without its antecedent.
The first answer choice shows a possible correction for the vague pronoun reference. It has been replaced with the newspaper.
"This morning, the newspaper said that Bella Holland won the mayoral election in Westm... | |
Which figure of speech is used in this text?
In May 2014, when wildfires threatened parts of San Diego County in California, firefighters worked around the clock in an effort to control the blaze. | [
"idiom",
"verbal irony"
] | 0 | closed choice | grade10 | 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 an idiom, an expression that cannot be understood literally.
Around the clock means all day and night without stopping. | |
What information supports the conclusion that Nicholas acquired this trait? | [
"Nicholas learned how to build a fire at summer camp.",
"Nicholas can cook food over a fire."
] | 0 | Read the description of a trait.
Nicholas knows how to build a fire. | closed choice | grade4 | 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 is a compound sentence? | [
"In 1900, the U.S. state with the largest population was New York.",
"First, Dean planted the geraniums in a clay pot, and then he placed the pot on a sunny windowsill in his kitchen."
] | 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 compound sentence. It is made up of two independent clauses joined by the coordinating conjunction and.
First, Dean planted the geraniums in a clay pot, and then he placed the pot on a sunny windowsill in his kitchen. | |
Is the following trait inherited or acquired?
Gabriel has naturally curly 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... | Some humans are born with naturally curly hair. Others are born with naturally straight hair. Curly and straight are examples of hair texture.
Some people decide to change how their hair looks. But this doesn't affect the natural texture of their hair. So, having naturally curly hair is an inherited trait. | |
What information supports the conclusion that Grace inherited this trait? | [
"Grace and her mother both have short hair.",
"Grace's parents were born with wavy hair. They passed down this trait to Grace."
] | 1 | Read the description of a trait.
Grace has wavy hair. | 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... | |
Select the one substance that is not a mineral. | [
"Celestine is a solid. It is formed in nature.",
"A sunflower seed is not a pure substance. It is a solid.",
"Pyrite is a solid. It is not made by living things."
] | 1 | closed choice | grade4 | natural science | earth-science | Rocks and minerals | Identify minerals using properties | Minerals are the building blocks of rocks. A rock can be made of one or more minerals.
Minerals and rocks have the following properties:
Property | Mineral | Rock
It is a solid. | Yes | Yes
It is formed in nature. | Yes | Yes
It is not made by organisms. | Yes | Yes
It is a pure substance. | Yes | No
It has a fixed cry... | Compare the properties of each substance to the properties of minerals. Select the substance whose properties do not match those of minerals.
A sunflower seed is not a pure substance. But all minerals are pure substances.
So, a sunflower seed is not a mineral.
Pyrite is a mineral.
Celestine is a mineral. | |
Which of the following contains a vague pronoun reference? | [
"The GPS said to turn left at the fork and then continue straight for three miles.",
"It said to turn left at the fork and then continue straight for three miles."
] | 1 | 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 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 GPS.
The GPS said to turn left at the fork and then continue straight for three miles. | |
What is the volume of a bowl of soup? | [
"9 fluid ounces",
"9 gallons",
"9 cups"
] | 0 | Select the best estimate. | closed choice | grade5 | 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 bowl of soup is 9 fluid ounces.
9 cups and 9 gallons are both too much. |
Complete the sentence.
Mixing glue and laundry powder to create putty is a (). | [
"chemical change",
"physical change"
] | 0 | closed choice | grade6 | 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 new molecules. The types of molecules in matter before an... | Mixing glue and laundry powder to create putty is a chemical change. The putty is a different type of matter that was not there before the change. | |
How long does it take to slide down a slide? | [
"4 hours",
"4 seconds"
] | 1 | Select the better estimate. | closed choice | grade2 | natural science | units-and-measurement | Units and measurement | Choose units of time | Measurements are written with both a number and a unit. The unit comes after the number. The unit shows what the number means.
Imagine being told that the bus leaves in 7. You might be thinking, 7 what? Does the bus leave in 7 minutes? 7 seconds?
The number 7 on its own does not give you much information about when the... | The better estimate for how long it takes to slide down a slide is 4 seconds.
4 hours is too slow. |
Which figure of speech is used in this text?
Vicky asked her mother if she could adopt a cat, and her mother replied, "It's a definite maybe," so Vicky didn't want to get her hopes up. | [
"hyperbole",
"oxymoron"
] | 1 | closed choice | grade12 | language science | figurative-language | Literary devices | Classify the figure 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 an oxymoron, a joining of two seemingly contradictory terms.
Definite maybe is a contradiction, because definite describes something that is sure, and maybe refers to something that is unsure. | |
Does this passage describe the weather or the climate?
It has not rained in over a week at Ernest's house. | [
"weather",
"climate"
] | 0 | 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 | grade3 | 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.
It has not rained in over a week at Ernest's house.
This passage tells you about the precipitation last week at Ernest's house. It describes the atmosphere at a certain place and time. So, this passage describes the weather. |
What information supports the conclusion that Mabel acquired this trait? | [
"Mabel's sister has a bruise from falling on her elbow.",
"Mabel's scar was caused by an accident. She cut her arm when she fell off her bicycle.",
"Mabel's scar is on her right elbow. Her father also has a scar on his right elbow."
] | 1 | Read the description of a trait.
Mabel has a scar on her right elbow. | closed choice | grade8 | 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.... | |
Which greeting is correct for a letter? | [
"Dear Dr. novak,",
"Dear Dr. Novak,"
] | 1 | closed choice | grade3 | 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 first greeting is correct:
Its first word is capitalized, and it ends with a comma. Dr. Novak is capitalized because it is a proper noun. | |
Which sentence states a fact? | [
"Volcanoes are openings in the Earth's rocky crust.",
"Science classes spend too much time covering volcanoes."
] | 0 | closed choice | grade4 | language science | writing-strategies | Developing and supporting arguments | 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.
Volcanoes are openings in the Earth's rocky crust.
It can be proved by reading a book about volcanoes.
The second sentence states an opinion.
Science classes spend too much time covering volcanoes.
Too much time shows what a person believes, thinks, or feels. Another person might have ... |
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