Handout
US Geological Survey

U.s. Geological Survey: What Is the Water Cycle?

For Students 9th - 10th
A quick summary of the water cycle that includes a diagram of the cycle, with links to in-depth explanations of each component of the cycle. Click "water-cycle home" to access water-cycle resources in a variety of languages.
Graphic
US Geological Survey

U.s. Geological Survey:the Water Cycle for Kids and Students: Advanced Students

For Students 3rd - 8th
Hyperlinked diagram provides an in-depth explanation of each phase of the Earth's water cycle.
Website
Ohio State University

Osu: Beyond Weather and the Water Cycle: The Sun: Earth's Primary Energy Source

For Students 9th - 10th
Extensive article that discusses the first principle of climate science, i.e., that the Sun is the primary energy source for the climate system of the Earth. Presents five concepts for this principle and explains each, providing...
Handout
University of Illinois

University of Illinois Urbana Champaign: A Summary of the Hydrologic Cycle

For Students 3rd - 8th
Animation and text explain the water--or hydrologic--cycle, which is the process that water undergoes in nature.

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