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By TED-Ed
Water covers over 70% of the Earth, cycling from the oceans and rivers to the clouds and back again. It even makes up about 60% of our bodies. But in the rest of the solar system, liquid water is almost impossible to find. So how did our planet end up with so much of this substance? And where did it...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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There are three states of matter: gas, liquid, and solid. Water in our atmosphere exists in these three states constantly. As the temperature of water vapor (a gas) decreases, it will reach the point at which it turns into a liquid (called the dew point or the point at which dew forms). This change...
Grade Level   3 4 5 6 7 8 9 10 11 12
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This is the first of three lessons thta have been developed to teach students about Earth's water cycle, the importance of freshwater resources, and how NASA studies water in Earth's systems.
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NASA's Climate Kids is a place where kids can learn about the Earth! Available are games, activities, news, and videos on a variety of subjects: weather and climate, air, ocean, fresh water, carbon cycle, energy, plants and animals, and technology. Teacher resources (PDFs, NGSS standards, and more)...
Grade Level   K 1 2 3 4 5 6 7 8
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5
World Ocean Observatory is the leading organization advocating for the health and sustainability of the ocean through an accessible worldwide network of communication. Through education, partnership, information exchange, public connection, and relentless communications, W2O is committed to building...
Grade Level   5 6 7 8 9 10 11 12
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Students will be able to discuss how different magnitudes of earthquakes affect structures differently by simulating how buildings become damaged in an earthquake.
Grade Level   4 5 6 7 8
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7
In this Watershed Sleuth Challenge, you will learn more about your watershed - what it is, why its important, and what you can do to protect it, as you earn badges at each level of this three-part course.
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The NOAA Ship Okeanos Explorer is currently investigating the diversity within the deepwater habitats of the Northern Mariana Islands in the Pacific Ocean. On this expedition, scientists are closely examining hydrothermal vent sites, mud volcanoes, subduction zones, seamounts, and the variety of...
Grade Level   5 6 7 8 9 10 11 12
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9
"Water that accumulates beneath the surface of the Earth is called groundwater. Contrary to popular belief, groundwater does not form underground """"rivers,"""" but is actually found in the small spaces and cracks between rocks and other material such as sand and gravel. Groundwater supplies about...
Grade Level   4 5 6 7 8 9
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10
"New Englanders have a saying: """"If you don't like the weather, just wait a minute."""" Weather forecasts may be more stable in other parts of the world, but the basic idea stands. weather is dynamic, the product of interacting forces we are only beginning to understand. This interactive teaches...
Grade Level   5 6 7 8 9 10 11 12
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There is water all over Earth in different forms. By far, most of the planet's water is in the oceans, but it is in other places as well. Sometimes water is a liquid, sometimes it is a solid, and sometimes it is a gas. These changes in the states of matter are the result of the water either gaining...
Grade Level   5 6
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12
Water in its liquid state is visible, as ponds, streams, water in bottles, and wet surfaces. You can also see water in its solid form , ice and snow. Water as a gas in the air, also called water vapor, is invisible. The process of visible liquid water turning into invisible gaseous water is called...
Grade Level   5 6
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