Use this online activity to explore how various substances respond to changes in temperature. Learn how to calibrate a thermometer.

If you have ever had to adjust to a new time zone, you have noticed that it takes a while before you start to feel normal again. By shifting your sleep and activity schedule, you have altered the pattern of your body's circadian rhythms....

Want to learn more about climate change, global warming, and greenhouse gases? This web page contains links to websites around the world concerned with providing information about these. Topics include climate shift, greenhouse effect,...

Students practice the engineering design process as they explore devices used to measure changes in temperature. They work in teams to design, build, test, and evaluate their own temperature gauge made from everyday materials.

Instructions for how to make an electrical thermometer. The electrical thermometer works like this - the design consists of four resistors each made from about 40 meters of very thin copper wire. The electrical resistance of wire changes...

Learners are introduced to the basics of the Earth's weather. Concepts include fundamental causes of common weather phenomena such as temperature changes, wind, clouds, rain and snow. The different factors that affect the weather and the...

Harmful algal blooms occur when algae, which form the base of the ocean food web, grow in massive numbers and produce toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. In this project you will learn how to...

This activity introduces students to the complex chemistry of estuarine water. Students investigate how chemical and physical water quality factors-pH, temperature, dissolved oxygen, and salinity-change and interact over varying time...