Khan Academy
Khan Academy: Biology: Specific Heat, Heat of Vaporization, and Density of Water
Why does ice float? In this article answer that question by learning about the topics of Specific heat capacity, evaporative cooling, and heat of vaporization of water.
Curated OER
Science Kids: Science Images: Atmospheric & Ocean Circulation
A diagram which shows how the process of atmospheric and ocean circulation works. It features such important terms as precipitation, evaporation, sublimation, snow, accumulation, wind redistribution, melt, runoff, heat, ice flow and...
US Geological Survey
U.s. Geological Survey: What Is the Water Cycle?
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.
ClassFlow
Class Flow: Water Cycle
[Free Registration/Login Required] This is a science flipchart that reviews the stages of the water cycle and also ways in which the water cycle affects weather such as hurricanes and tornadoes.
Bill Nye
Bill Nye: Sock It to Me
Try this at-home science experiment to learn how warm water (sweat) makes us feel cooler.
Other
The Hydrological Cycle an Human Impact on It. [Pdf]
The hydrological cycle is usually called a recurring consequence of different forms of movement of water and changes of its physical state on a given area of the Earth. The role of different processes in the hydrological cycle and their...
PBS
Pbs Learning Media: Ways of Watersheds
Learn about the four phases of the water cycle, the ways in which watersheds are crucial to healthy water, and the best ways to manage local watersheds with this interactive lesson.
US Geological Survey
Usgs: How Much Water Is There on (And In) the Earth?
The USGS gives an overview of the amount of water on Earth and where it is located. It gives a few interesting facts about the Earth's supply of water. Click Home to access the site in Spanish.
American Chemical Society
American Chemical Society: Explore Chemistry: Water and Chemistry
Explore water's unique properties in the activities here. Includes ideas for starting a chemistry club, ideas for Earth Day, articles, and videos.
US Geological Survey
Usgs: The Water Cycle
Learn about the movement of water from Earth's surface to the atmosphere with this site. Site describes the water cycle in words and with a diagram. Also explored on the page is the distribution of Earth's global water supply.
US Geological Survey
Usgs: "Thirsty? How 'Bout Seawater?"
This U.S. Geological Survey website explains the desalinization method used by some communities to change sea water into drinking water. Click Home to access the site in Spanish.
Soft Schools
Soft Schools: Quizzes: The Water Cycle
Assess your understanding of the water cycle with this interactive multiple choice quiz. Immediate feedback is provided.
Soft Schools
Soft Schools: Chemistry Quizzes: Mixtures and Compounds
Assess your knowledge of mixtures and compounds and your ability to identify real-world examples with this interactive multiple choice quiz. Immediate feedback is provided.
Other
Managing Wholes: Water Cycle Basics
A great slideshow that compares an effective water cycle with an ineffective one. Content can be read in five different languages.