Explains the three states of water, how the water cycle works, and the role of temperature. Includes a fun fact quiz.

Discover the processes of the water cycle and learn about its effect on weather and climate.

Learn how states of matter can change as heat is added to a system.

[Free Registration/Login may be required to access all resource tools.] Covers the water cycle.

Find out more about rainy days when you check out this resource, which features hands-on interactive activities, experiments, fun facts, and more.

[Free Registration/Login Required] Students read about the water cycle and the importance of water. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] An informational text about the water cycle. A question sheet is available to help students build skills in reading comprehension.

[Free Registration/Login may be required to access all resource tools.] Water and elements like carbon and nitrogen are constantly being recycled through the environment. This process is called a biogeochemical cycle because it involves...

Assess your understanding of the water cycle with this interactive multiple choice quiz. Immediate feedback is provided.

A discussion from the Oklahoma Climatological Survey of the thermal factors effecting the movement of air masses in the atmosphere. Numerous topics such as methods of heat transfer, latent heat, phase changes (including sublimation and...

Water water everywhere. Check out this video clip and test understanding about the cycle of water from the earth to the atmosphere.

Excellent discussion and illustration of the water cycle. Explained in an easy to understand format.

This is a very brief overview of the water cycle, but it does have a nice graphical representation.

This site contains an interactive activity in which students can learn about the three states of matter. There is also a factsheet that lists numerous properties of liquids, solids, and gases. The factsheet also uses water as an example...

[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about the water cycle. Includes a few questions to check for understanding.

A lesson plan to show students' understanding of the water cycle through illustrations, and their ability to write creatively about it.

This is an introductory lesson on the water cycle. The internet will be used to help teach the cycle. The student will end the lesson by making his/her own water cycle for observation.This lesson plan was created as a result of the Girls...

This is a hands applied lesson plan to help middle schoolers experience the water cycle on a smaller scale. Because of the hands-on nature of the lesson plan, it works well to help students with a language barrier understand complicated...

This is a slideshow explaining the water cycle.

In this experiment, you'll make your own cloud in a jar, and get to test the conditions that are required to make a cloud form.

The operation of conventional air conditioners are described. Their parts and the refrigerant/heat exchange cycle is discussed. The use of alternative geothermal systems are explained.

This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 3 of 3 in the series titled "Phase Changes."

This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 2 of 3 in the series titled "Phase Changes."

An illustrated diagram of the water cycle that students can use for study.