In this Earth worksheet, middle schoolers investigate the interactions between the four major parts of the earth-the atmosphere, the geosphere, the biosphere and the hydrosphere. Students discuss their findings as a class.

In this oil, fossil fuels and Earth's atmosphere instructional activity, students answer 3 questions about the origin of oil and its uses, the effects of burning oil and fossil fuels on the Earth's atmosphere and the origin and...

Site provides information on the Earth's atmosphere as well as offers additional information about Earth.

What makes the Earth unique? What are the different parts of the Earth? What is the chemical make-up of the Earth? Get the answers to these questions and more on this site from the Australian Museum Online.

Identify the layers of the atmosphere through this interactive quiz.