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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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2
This site provides ranking tasks for teaching introductory astronomy. Pensil-and-paper versions as well as computer-based versions are available grouped by topic. New materials will be added as the computer-based versions are completed. It is anticipated that the pencil-and-paper versions will be...
Grade Level   9 10 11 12
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3
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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4
"In """"""""Climate Science in Focus (Earth as a System)-"""""""" students will learn about the four Earth systems and how they are connected. Broken into eight days, these lessons require 58 minutes to complete. Students explore topics including climate and weather, carrying capacity and animal...
Grade Level   9 10 11 12
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5
How do greenhouse gases affect the climate? explore the atmosphere during the ice age and today. What happens when you add clouds? change the greenhouse gas concentration and see how the temperature changes. Then compare to the effect of glass panes. Zoom in and see how light interacts with...
Grade Level   6 7 8 9 10 11 12
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6
Check out this site to learn more about news and information about the Sun-Earth environment, from solar storms to sunspots to near earth asteroids.
Grade Level   9 10 11 12
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7
Below are instructions for making a simple paper model of the magnetosphere, out of a single sheet of paper. The black and white image can be copied in an ordinary xerox machine and may be colored by you or by students in whichever way is preferred. However, if you have a color printer, especially...
Grade Level   9 10 11 12
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8
"Since the 1960 launch of Tiros I, weather satellites have been our """"""""eyes in the sky"""""""". Today, the ubiquitous nature of satellite technology augments every aspect of modern life while promising ever-increasing capabilities for stewardship during the 21st century. In this module,...
Grade Level   7 8 9 10 11 12
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9
Published in 2007
Hurricanes are among the most common and most destructive types of natural hazards on Earth. Because they occur across space and time, hurricanes can be better understood using maps, particularly digital maps within a Geographic Information Systems (GIS) environment. GIS allows you to use maps as...
Grade Level   9 10 11 12
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