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El Nino - The purpose of this Science NetLinks lesson is to understand that El Nino is caused by changes in the atmospheric and ocean content.
Planets in Balance - In this lesson, from ARTSEDGE, students conduct independent research on one of the planets in our solar system, specifically discovering a planet's composition, weather, atmosphere, and satellites.
Layers - This interactive quiz, found in the Aeronautics Internet Textbook, complements a textbook section on the layers of Earth's atmosphere. Students answer six questions and can check their work as they go.
Inside Our Planet — Examines Earth’s inner and outer cores. Exploring the Earth — Illustrates plate tectonics. Earth’s Atmosphere — Describes Earth’s magnetic field and the effects of cosmic radiation. Earth’s Climate Changes — Examines global warming and Earth’s periodic ice ages. Rocks of Ages — Analyzes the methods scientists use to date rocks and minerals.
Describes the composition of the Earth's atmosphere, specific changes that take place in the composition, the effects of the changes, and various solutions to the destructive pollutants we have and continue to add to our atmosphere.
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