Dewey and Chemistry: The Water Cycle Revisited

Students create a water filter according to given criteria. I this chemistry instructional activity, students evaluate the importance of water in their lives. They develop a book or brochure on the water treatment process.

Greenhouse gases affect marine wildlife in life-threatening ways. Through experimentation, your classes explore the acidification of water from the main greenhouse gas carbon dioxide. As they introduce carbon dioxide to water, a pH...

In this drinking water instructional activity, students complete a crossword puzzle given 23 clues about drinking water purification, water content, contaminants, and softeners.

A large variety of topics are given in this PowerPoint about water. Some come from a scientific point of view, some regarding recreation, some for domestic use, and others from hydroelectricity.  A teacher could choose to use this...

This slide show progresses through a comprehensive review of the grounding principles of earth science. Get down and dirty with the details of fossil fuels! Help your geologists to have a rock solid understanding of the rock cycle. The...

The final video in this series discusses the global carbon cycle including the cellular and macroscopic respiration. It continues with the deposition in limestone and fossil fuels, redox reactions, and concludes with a look at fossil...

Go with the flow! The first video of a seven-part series about the Earth's water resources introduces learners to the water cycle. With an emphasis on cause and effect, it presents the information simply through animation. And, with the...

Students conduct a series of investigations on the unique properties of water. In this general science instructional activity, students explain what causes water's surface tension. They explain the different stages in the water cycle.

Students construct their own diagrams outlining the pathway of carbon and oxygen in our atmosphere. They listen to a lecture on the carbon cycle while drawing an example of the carbon cycle on the board. Students comprehend that CO2 is...

A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...