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This lesson provides an introduction to the use of natural gas as an energy source. Topics include its advantages (cleanliness, fewer carbon emissions), disadvantages (difficulty in transport and storage), sources, and...
This site, part of Exploring Earth Investigation by McDougal Littell and TERC, examines how rocks undergo change. The investigations "were designed to build students' knowledge of Earth Science concepts?and to raise s...
This interactive lesson on metamorphic rocks starts with a review of the rock cycle and goes on to describe the relationship between metamorphic rocks and their parent rock. The lesson then describes the agents of...
This experiment introduces students to the concept of porosity, the idea that solid rock is often not so solid, but contains spaces (pores) between particles where water, oil, or gas may be found. The experiment, which...
In this activity, students, individually or in teams, have a set amount of time to collect as many specific elements, mixtures, and compounds as possible which are used in daily life and come from earth materials. It...
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