Split (1)

train · 2.03M rows

text stringlengths 255 17.6k
Time can be defined as a measure of elapsed regular intervals based on natural recurring events such as the changing of the seasons, sunrise-sunsets, full moon-new moon, high tide and low tide. Time is a fundamental scientific quantity. The symbol for time in the metric system is t, and the standard unit is the second;...
The wave was generated by a catastrophic subsea landslide off the coast of Norway. Analysis suggests the tsunami over-ran Doggerland, a low-lying landmass that has since vanished beneath the waves. “It was abandoned by Mesolithic tribes about 8,000 years ago, which is when the Storegga slide happened,” said Dr Jon Hill...
Understanding scales may at first seem daunting mostly because of the overwhelming number of possible scales. The trick is to start with one or two and when you feel confident move add a new scale to your repertoire. Also keep in mind that certain scales are used the majority of the time. Some blues players for instanc...
Find and fix writing mistakes instantly - Check for unintentional plagiarism - Get instant grammar and style suggestions Connecting Clauses Can Be Fun: A Conjunction Definition So, you want to learn the definition of “conjunction”—or a joining word—but you don’t want your lesson to put you to sleep. After all, studying...
Published 13 March 2020 You’ve got a cough. Not surprising: it’s one of the most common health complaints around the world and can have a seemingly endless list of causes – from allergies to lung cancer to pneumonia. And when an infectious disease is involved, pinpointing the exact cause is critical to not only determi...
Chord symbols do much more than show a chord root and quality; through close investigation, one can find hidden lines of counterpoint made explicit. This counterpoint is something that can be revealed and played with in performance, especially in jazz, where these chord symbols are treated as a springboard for creative...
Radio is the mode of communication by the transfer of signals from the sender to the receiver. It plays an important role in our society and considered as the best tool for government, business, and personal matters. We can easily say that radio plays an essential role in connecting people from one part of the world to...
“Using Words Well” Please respond to the following: - Review the section on using words ethically in Communication in the Real World, Chapter 3.3; then, identify a situation where you believe language could be used unethically in academic, professional, or personal contexts. Next, suggest three (3) ways your example re...
Presentation on theme: "AKA: Our Home & Native Land"— Presentation transcript: 1 AKA: Our Home & Native Land Canadian BiomesAKA: Our Home & Native Land 2 What is a “biome”?A biome is a collection of ecosystems that are similar, or related to one another, based on the types of plants they support.It is important to note...
In the world of mathematics, partial differential equations (abbreviated as PDEs) are used for modelling natural phenomena, from very basic transport and diffusion processes (e.g. kinetic transport of gas molecules inside a closed system), to more complicated physical processes (such as fluid dynamics around complicate...
Prairies once covered an enormous area of North America, but today have been reduced to a small fraction of this historical range. Imagine an area the size of Texas, the second largest state, shrinking over the course of decades to an area the size of Massachusetts, the sixth smallest state. Prairie grasslands produce ...
The theory that polar bears will become extinct by 2025 is not just an assumption, but an idea based on real research and analysis, in terms of climate change and the way higher temperatures already affect the environment. As the temperature of the water increases, ice caps are melting down, which makes it so much diff...
Both Karl Kraus and Ludwig Wittgenstein used language to get us thinking. Wittgenstein used the method of “literal autopsy”; thus dissecting a simple statement and asking us to ask ourselves what language is and to think about how we use it. Kraus searched for every missing comma and other literate errors. He used thes...
Opossums During Winter About the size of a small dog, around 2.5 feet long, opossums (commonly known as possums) are found across South and Central America up into New England and Canada. They are North America’s only marsupial. However, opossums have wiry hair and naked ears, tail, and feet, which leaves them defensel...
Harmony is the study of multiple notes happening at the same time. There are a nearly limitless variety of combination of notes to create harmony, but the four most commonly occurring chords are the: Major triad, Minor triad, Augmented triad, and Diminished triad. Functional harmony is goal oriented and always occurs i...
What is a hundred chart? A hundred chart is a great tool for practicing a variety of math skills in the elementary classroom. Designed as a 10-by-10 grid, a hundred chart displays the numbers one to one hundred in order. The hundred chart functions much like a number line, but in a more compressed space that draws atte...
Carbon nanotubes exist, and they can be created in the lab. However, it has taken scientists decades to produce them. Until now, mass producing of carbon nanotubes has been out of the question. Technology might have evolved, but where carbon nanotubes were are concerned, it hasn’t been useful in finding a way to accele...
People who are given enough opportunities will likely to succeed. It means that students who get the most attention and best teaching will likely to succeed. Success is often defined as “accumulative small achievements”. As students start accumulating mini accomplishments, they are nearer to success. Children should al...
A rocky exoplanet GJ 1132 b, similar in size and density to Earth, possesses a hazy atmosphere made up of volcanic gases. Scientists say GJ 1132 b, orbiting a red-dwarf star about 41 light-years away, has some features in common with worlds in our own solar system as well as vast differences. Its hazy appearance might ...
Every year, the 1st May sees annual May Day celebrations around the world, a traditional holiday in many cultures to bring in the new Spring season. The day has also been known as International Workers Day since 1904 when trade unions chose the occasion to demand an eight-hour working day and universal peace. With that...
Born in New Hampshire, Benjamin Franklin Butler served as a major general in the Union Army during the Civil War. Prior to his Civil War service he was a laywer and served in the Massachusetts state legislature. Union Major General Benjamin F. Butler, who had arrived at Fort Monroe only two days before, determined that...
These miraculous inventions show the ingenuity of the Mesoamericans. From early on, they had worked out a solar year of 365 days made up of eighteen twenty day months and five nameless days. Each of these months was associated with a particular god and activities and festivals were organised around the god's predilecti...
Ore forming processes Magmatic is when liquid magna cools and solidifies to form igneous rock, it forms ore of metals, gems and other precious resources. Magma of the mafic nature solidifies in layers. Every layer has different mineralization. Some layers may have rich deposits. There are three type of processes which ...
Deep Impact and other spacecraft find clear evidence of water on moon New data from the Deep Impact spacecraft and the Moon Mineralogy Mapper (M3), an instrument aboard India's recently ended Chandrayaan-1 spacecraft, provide, for the first time, clear evidence that water exists on the surface of the Moon. "The Deep Im...
1. The Erie Canal opened the Midwest to settlement. Prior to the construction of the Erie Canal, most of the United States population remained pinned between the Atlantic Ocean to the east and the Appalachian Mountains to the west. By providing a direct water route to the Midwest, the canal triggered large-scale emigra...
Signed in 1840, the Treaty of Waitangi is an agreement between the British Crown and Maori. Around this time, there were 125,000 Maori and about 2000 settlers in New Zealand. Sealers and whalers were the first Europeans settlers, followed by missionaries. Merchants also arrived to trade natural resources such as flax a...
Lesson 1 (from Chapter 1) Chapter 1 - The setting in Of Mice and Men is as much a character as any of the humans that are included. Today's objective is to learn more about Soledad, California and how the setting might have affected the characters and their actions, and how setting affects anyone in their lives. 1. Wri...
A group of scientists, working on a mission called Project Icarus, are exploring the possibility of harvesting gas from Uranus to fuel a theoretical mission to another star. Helium-3 is the gas they are after — the Earth’s supply ran out many moons ago — and it holds great potential for clean and efficient fusion power...
Minnesota is among states that use Common Core to make sure high school grads can succeed. The Merriam-Webster dictionary defines standard as “a level of quality or achievement that is considered acceptable or desirable.” Standards are applied in many parts of our daily lives. We have standards for acceptable performan...
Path to the Revolution: Tea Act The Tea Act was one of the organizations, events, or pieces of legislation in the aftermath of the French and Indian War that would lead us to the American Revolution. These include: - Committees of Correspondence - Pontiac’s War - Sugar Act - Quartering Act - Stamp Act - Declaratory Act...
Imagine standing on a large green meadow scanning the surrounding countryside. On the horizon you can see a mountain crest rising. There’s snow on top of it, but around you, the landscape is green and lush with a host of different trees, plants and insects. Does this sound like Greenland? Not today’s Greenland, no. But...
Wildfire smoke from the Williams Flats fire, burning on the Colville Indian Reservation, triggered a thunderstorm Thursday, and for one of the only times ever, scientists were able to fly through its clouds, photograph the phenomenon from a jet and take measurements from inside. The phenomenon, called a pyrocumulonimbu...
Veterans Day is a day that we honor and celebrate all of the men and women who have served in the United States Armed Forces; but what is the historical significance of November 11, and how has it came to be what it is today? According to the U.S. Department of Veterans Affairs, on the eleventh hour of the eleventh day...
Bats are an important part of forested ecosystems, deserts, and rangelands and contribute to a region’s biodiversity. Bats exist in many different types of habitats like forests, deserts, cities and swamp lands. Their habitats need to include dark, protected places to hide from predators, sleep during and to hibernate ...
Text and photos by Michael Scott year 1 The Helsinki Cathedral is perhaps one of the most iconic buildings in the center of Helsinki. Built in a prominent place in the very heart of Helsinki, it reminds us of the wealth and glory of the Russian empire, this is because it was built during the Russian times. Immediately ...
Our Most Important Pollinators Hariette Henry – Halton Master Gardener Bees are the most economically important group of insects in our landscape due to their pollination of agricultural crops . Though these benefits are often attributed solely to European honey bees (Apis mellifera), native wild bees are responsible f...
Active learning is an approach to instruction in which students are actively engaged in the learning process, instead of just sitting and taking in information. Research suggests that it’s more effective at promoting deeper learning and understanding than traditional “sit and get” approaches—and it benefits students in...
War of the Polish Succession Our editors will review what you’ve submitted and determine whether to revise the article.Join Britannica's Publishing Partner Program and our community of experts to gain a global audience for your work! War of the Polish Succession, (1733–38), general European conflict waged ostensibly to...
The 18th century witnessed the French Revolution in 1789. Along with this movement, nationalist concepts of La Patrie (Fatherland) and Le Citoyen (The Citizen) developed and were accepted by the masses. There was a wave of change coupled with people advocating for equal rights and a unified nation-state. The French rev...
Changes in weather and climate and dust storms on Mars release water from the atmosphere into space. This escape is also determined by the distance from the planet to the Sun, which indicates that in hotter seasons the rate is accelerated. The finding was pointed out in a new study led by Anna Fedorova – researcher at ...
“Yarn is defined by the American Society for Testing and Materials (ASTM) as “A generic term for a continuous strand of textile fiber, filament, or material suitable for knitting, weaving to form a textile fabric”. YARN MANUFACTURING SYSTEM: The twisting process by which fibers are formed into a yarn is referred to as ...
Introduction to Hall Effect Sensors What is Hall Effect Sensor? In order to check the practical behavior of any electrical or electronic equipment, it is very necessary to install the device which communicate between this electrical or electronic equipment and your real time system. For this purpose, so many sensors an...
At Princess May, we want our children to develop an appreciation and understanding of the world, initially building a secure physiological and social knowledge of the local community and subsequently developing and applying this to a wider range of regions, countries and continents of the world. Through Plan-Bee and Re...
There is overwhelming scientific evidence that the significant climate changes that are currently taking place are due to anthropogenic causes. While the natural causes discussed above can help explain historic climate variations, they cannot account for the dramatic warming that the Earth has been experiencing since t...
This resource is aimed at junior/middle pupils or SEN pupils at the beginning of literacy work on comprehension. There are sixteen cards in this pack. Each card features a cloze-type sentence on the left, with a word missing. Each sentence is based around knowledge of vocabulary associated with a car. The context shoul...
Wildfires such as the one raging in California, can become hot enough to produce rare mushroom-cloud like formations known as pyrocumulus clouds. They tower above the ash and smoke from raging wildfires and are often seen for miles. Normal cumulus clouds form because the sun’s rays heat the ground, forming warm air tha...
Comment: 10:14 - 11:49 (01:35) Source: Annenberg/CPB Resources - Earth Revealed - 17. Sedimentary Rocks: The Key to Past Environments Keywords: "James Sadd", "sedimentary rock", "clastic sediment", geologist, "Principle of Uniformity", "geologic time", weathering, water, wind, tide, "sea level change", lithification, d...
Quantifying the color of an object, and then measuring color difference between the object’s color and a color standard, is an important factor in assuring color consistency and acceptance. Assembling parts from various lots and production runs requires that parts have minimal—or no—color difference, so a typical obser...
In business and accounting terminology, you might have heard the terms, assets, and liabilities, quite often. Assets can be understood as the items of property, which an individual or company owns. They have a specific value and can be utilized to meet obligations like debt, commitment, and legacies. On the other hand,...
The United States of America just like any other country has gone through many challenges that were aimed at bringing reforms in the country. The civil wars that were experienced in America resulted from reforms that weren't being delivered by the government and this lead the American citizens to revolt in order to fre...
Published at Tuesday, 01 September 2020. Addition Worksheets. By Bernice Brun. Regular attendance classes at school are a must for students. In this way, students can be familiar with mathematical problems. Additionally, the habit of solving math problems on a regular basis can be inculcated in students. Students can u...
May 27, 2010 Free Reading Lessons/Activities Smarttutor.com's FREE Reading Activities help children become better readers by teaching the following necessary sub-skills: Phonics: Children learn systematic and predictable relationships between written letters and spoken sounds. Phonemic Awareness: Children learn to iden...
How unlikely would it be to find a 200-year old person? That’s the comparison astronomer Lee Hartmann (Harvard-Smithsonian Center for Astrophysics) is using in talking about a dust disk around a pair of red dwarf stars. The disk looks conventional enough — as examined by the Spitzer Space Telescope, its inner edge is a...
Some teachers do not view themselves as creative. As such, they may have difficulty understanding how they can help their students develop creativity. If you are such a teacher, do not fear or fret. You, too, can do things in your classroom to help students grow their own creativity. Author A.J. Cropley shares the foll...
Breaking the fourth wall The space separating the audience from the action of a theatrical performance, traditionally conceived of as an imaginary wall completing the enclosure of the stage. A type of novel concerned with the education, development, and maturing of a young protagonist. Opposition in a work of drama or ...
WPA – Works Progress Administration New Deal Art During the Great Depression On May 6, 1935, the Works Progress Administration (W.P.A.) was created to help provide economic relief to the citizens of the United States who were suffering through the Great Depression. The artistic community had already become inspired dur...
Peace of Westphalia The Peace of Westphalia refers to the pair of treaties, the Treaty of Osnabrück and the Treaty of Münster, signed on May 15 and October 24 of 1648, which ended both the Thirty Years' War and the Eighty Years' War. The treaties involved the Holy Roman Emperor, Ferdinand III Habsburg, the other German...
In order to solve a Boolean equation we need to understand some rules. These rules help us to solve the equation by reducing the terms in equation. Rule 1: This rule states that if we add a term say 'A' to 1, then we will get 1 as result A + 1 = 1. Rule 2: If we multiply a term with 1, we get A as a result. 1A = A. The...
Cyanobacteria are among the easiest microfossils to recognize. They are larger than other bacteria, and morphologies in the group have remained much the same for billions of years. Like other bacteria, cyanobacteria have no nucleus or internal membrane systems. In many species, however, the external membrane has been f...
view a plan Apply Students’ Knowledge of Root Words to Illustrate Vocabulary Word Concepts Art, Language Arts 9, 10, 11, 12 Title – Vocabulary Root Word Drawing By – Reggie Rios Primary Subject – Language Arts Secondary Subjects – Art Grade Level – 9-12 English Language Arts Eleventh and Twelfth - Apply Knowledge of Gr...
The most basic method of graphing polar equations is by plotting points and doing a quick sketch. Graphing polar equations is a skill that requires the ability to plot points and sometimes recognize a special case of polar curves, such as cardioids, and roses and conic sections. However, we need to understand the polar...
Causes of the Civil War Frederick Douglass in Causes of the Civil War Frederick Douglass (c.1817-1895), born Frederick Augustus Washington Bailey, was a runaway slave, a supporter of women's rights, and probably the most prominent abolitionist and human rights leader of the nineteenth century. A renowned orator, Dougla...
Asia during the Middle Ages Marco Polo was not the first Westerner to travel to the Orient and return with amazing stories of this different culture, but his accounts published in the late 13th and early 14th centuries were the first to be widely read throughout Europe. Medieval Asia had far surpassed the West in the d...
Pigment cells can cause common but potentially cancerous skin growths called moles. Moles are growths on the skin. They occur when pigment cells in the skin, called melanocytes, grow in clusters. Moles are very common. Most people have between 10 and 40 moles. A person may develop new moles from time to time, usually u...
Glutamate is a powerful excitatory neurotransmitter that is released by nerve cells in the brain. It is responsible for sending signals between nerve cells, and under normal conditions it plays an important role in learning and memory. There are two general ways, however, that glutamate can actually be damaging to nerv...
Chapter 8.1: Descriptive Statistics A statistic is a numerical representation of information. Whenever we quantify or apply numbers to data in order to organize, summarize, or better understand the information, we are using statistical methods. These methods can range from somewhat simple computations such as determini...
In this brief article, we will discuss some miscellaneous important points to keep in mind about graphing lines. In graphing straight lines, it is important to keep in mind that any equation of the form ax + by = c, where a, b, and c are constants, will be a straight line (inversely, any straight line in a graph, is a ...
August 2, 2008 An Insect’s Life In A Bubble Research shows how insects use trapped oxygen to breathe underwater Hundreds of insect species spend much of their time underwater, where food may be more plentiful. MIT mathematicians have now figured out exactly how those insects breathe underwater. By virtue of their rough...
The first chosen astronauts were not NASA's Mercury 7. On June 15, 1958, the Air Force announced nine men were part of the military's Man-In-Space-Soonest (MISS) program. According to the website history.nasa.gov, the schedule had MISS making "a manned orbit of Earth É in October 1960," seven months before Alan Shepard...
It’s bullying prevention month, so you may be hearing a lot about the problem of bullying and how to address it. But what exactly is bullying? It turns out that defining this problem is not as easy as it might seem. Perhaps the most commonly used definition is one offered by Dan Olweus, a psychology professor from Norw...
Democracy as a concept has been defined and attempted for debate many a times in history. Mostly, it is agreed that democracy is the rule of the people, by the people and for the people. The administration in democratic regime tries to build institutions that put all citizens of the region coming from all diversities o...
Meningitis epidemics in sub-Saharan Africa are ever more frequent and extending southwards. Existing vaccines are not very effective Meningitis, an infection of the lining that covers the brain and spinal cord, has a variety of different causes, the most frequent being either viral or bacterial, one of which is meningo...
About the Experiment : Measurement of resistance. To study the dependence of current (I) on the potential difference (V) across a resistor and determine its resistance. Also plot a graph between V and I. Material required : An unknown resistance coil or a resistance wire, a voltmeter and a ammeter of appropriate( 1.5 V...
Early Years - Nursery and Reception Key Stage 1 - Year 1 and Year 2 Key Stage 2 - Years 3, 4 5 and 6 Click picture for full booklet. Click to play video Literacy is a fundamental life skill; it develops the children’s ability to communicate effectively - to listen, speak, read and write for a wide range of purposes. Al...
Charcot-Marie-Tooth disease (CMT) affects the peripheral nervous system. The nerves of the limbs gradually stop working properly and this leads to wasting of the muscles that are served by those nerves. The muscles of the ankles, feet and hands are often most affected. Charcot-Marie-Tooth disease (CMT) is an umbrella t...
If you ever wonder what killed woolly mammoths and saber-toothed tigers, diamonds may hold the answer. Nanodiamonds, tiny diamond fragments, were found in an ice sheet in Greenland, and researchers at UC Santa Barbara believe that they were caused by a “cosmic impact,” of a comet hitting the earth. Besides creating tin...
Especially after 1821, the Pueblos underwent a steady acculturation. Toward the late nineteenth century, the United States reintroduced religious repression. The government and Protestant missionaries branded Indian religious practices as obscene and immoral, and the Bureau of Indian Affairs forcibly removed Indian chi...
On Dec. 14, 1962, NASA's Mariner 2 spacecraft sailed close to the shrouded planet Venus, marking the first time any spacecraft had ever successfully made a close-up study of another planet. It flew by Venus as planned at a range of 34,762 km (21,600 miles), scanning the planet's atmosphere and surface for 42 minutes. T...
Presbyterianism refers to a number of Christian churches adhering to the Calvinist theological tradition within Protestantism, which are organized according to a characteristic Presbyterian polity. Presbyterian theology typically emphasizes the sovereignty of God, the authority of the Scriptures, and the necessity of g...
The triangle ABC is equilateral. The arc AB has centre C, the arc BC has centre A and the arc CA has centre B. Explain how and why this shape can roll along between two parallel tracks. A cylindrical helix is just a spiral on a cylinder, like an ordinary spring or the thread on a bolt. If I turn a left-handed helix ove...
Through pictures, provocative questions, group discussion, and video, students explore what a refugee is, what his or her life is like, and how people can help them feel welcome and get the tools they need to survive in a new home. Two 50-Minute Sessions The learner will: Read the following background on refugees and t...
The three main schools of political thought: the Legalists, the Taoists, and the Confucians, were established from the sixth to the fourth centuries BC. Roughly, the Legalists, the latest of the three broad schools, simply believed in maximal power to the state, and advised rulers how to increase that power. The Taoist...
Life after Catastrophe Astrobiologists study deep-sea hydrothermal vents because some scientists believe life could have started in similar environments. This photo captures Galatheid crabs near the study site along the East Pacific Rise. Credit: WHOI In 2006, a team of scientists studying the migration of organisms at...
Every parent should know how and when to administer CPR. When performed correctly, CPR can save a child's life by restoring breathing and circulation until advanced life support can be given by health care providers. CPR (or cardiopulmonary resuscitation) is a combination of rescue breathing (mouth-to-mouth resuscitati...
The 1920s saw the Congress move toward the apportionment method it still uses today. Joseph Hill of the Census Bureau proposed a new method. His goal was to keep the ratio of one state’s “people per Representative” to that of another as close to 1 as possible. In a nutshell, he said to choose the size of the House, and...
Rotavirus is a virus that young children often get. It is an intestinal condition that causes diarrhea and upset stomach. A common danger with rotavirus is dehydration, so children should drink plenty of fluids. Symptoms include diarrhea, vomiting, and fever. Treatments include keeping the child comfortable and hydrate...
Pyelonephritis is a type of urinary tract infection ) that develops when bacteria spread from the bladder to the kidneys. A serious health problem, pyelonephritis affects more women than men for reasons that are not yet well understood. Although pyelonephritis in men is not as common, it can be very serious when it doe...
Photo: liverpoolhis (flickr) You might have heard about what’s called the “scientific method.” Though it’s not a bad way to teach middle schoolers how to design simple experiments, scientists often don’t follow it in their day-to-day work. No Single Answer If you’ve forgotten how the scientific method is supposed to go...
The world of the mollusk genome is now our oyster, as researchers have now sequenced the genetic code of this hearty (and delicious) shellfish, revealing it to be even more complex and adaptable than previously imagined. The new genome provides insights how oysters manage to cope with a dynamic habitat and how they bui...
How do Utricularia, aquatic carnivorous plants commonly found in marshes, manage to capture their preys in less than a millisecond? A team of French physicists from the Laboratoire Interdisciplinaire de Physique has identified the ingenious mechanical process that enables the plant to ensnare any small, a little too cu...
Biography of James Madison James Madison, Jr. (March 16, 1751 (O.S. March 5) – June 28, 1836) was an American statesman and political theorist, the fourth President of the United States (1809–1817). He is hailed as the “Father of the Constitution” for being instrumental in the drafting of the United States Constitution...
A bear figure has been connected with the constellation Ursa Major since the Ice Ages. The ancient Babylonians and Egyptians had constellation figures before the Greeks. In some cases, these may correspond with later Greek constellations; in other cases, there is no correspondence; and in yet other cases an earlier fig...
When computers were human Computers were not always digital. Nor were they always analog or mechanical. For far longer than electronic data processing has been around, the word "computer" described a human whose job was to make calculations. A book by IEEE Computer columnist David Alan Grier named When Computers Were H...
2. SUBSTANCES AND MIXTURES OF SUBSTANCES Many materials are actually mixtures of pure substances. The separation of mixtures into their component substances is often a most difficult operation. In fact, the essential distinction between mixtures and "pure" substances is whether or not they can be separated by physical ...
BOULDER, Colo., April 18 (UPI) -- Sea level shifts in the world's oceans are occurring more frequently and more rapidly than previously thought, strongly suggesting a direct link to climate change. Climate cycles and sea level change also have been linked to shifts in Earth's orbit that occur every 21,000 years or so, ...
SMART IEPs: Introduction By: Peter W. D. Wright and Pamela Darr Wright "If you're not sure where you're going, you're liable to end up someplace else. If you don't know where you're going, the best made maps won't help you get there." — Robert Mager, psychologist, writer, educator If you are like many parents, you feel...
How to Measure the Universe This diagram illustrates two ways to measure how fast the universe is expanding. In the past, distant supernovae, or exploded stars, have been used as "standard candles" to measure distances in the universe, and to determine that its expansion is actually speeding up. The supernovae glow wit...
Memorial Day may be more about barbecues and blowout sales than honoring our deceased veterans these days, but there are many reasons for African-Americans in particular to take pause. Starting with the Civil War, on through World Wars I and II, moving into the Vietnam War, the Korean War and, most recently, the wars i...
Closest to Ten Click here to view the Standards Addressed Value of Playing Closest to 10: Level: Grades K-2 Recommended # of Players: 2-4 Materials: One set of Closest to Ten cards, cubes or counters and a pot to store them in. Math Skills: Addition and Subtraction Closest to 10 is a game that asks students to construc...
Introduce: The Suffix -ing Materials: Board or chart paper What to Do Write the suffix -ing on the board or on a piece of chart paper for the students to see. 1. Introduce the suffix -ing and solicit examples of words that contain -ing. Today we are going to learn about suffixes. Who knows what a suffix is? 2. Allow ti...

Subsets and Splits

No community queries yet

The top public SQL queries from the community will appear here once available.