University of Wisconsin
The Why Files: A Livable Earth Needs Air, Water, and Clouds
Make Earth's climate livable by adding the right amount of air, water, and clouds to its surface and atmosphere.
CK-12 Foundation
Ck 12: Life Science: 12.15 Biosphere
Understand Earth's biosphere which contains the lithosphere, hydrosphere, and atmosphere.
Center for Educational Technologies
Classroom of the Future: Earth Spheres
Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water),...
Smithsonian Institution
National Air and Space Museum: Exploring the Planets: Earth's Lithosphere
The plate tectonics and other features of the Earth's lithosphere are explained and illustrated. Has links to definitions of the magnetosphere, atmosphere, and hydrosphere.
US Geological Survey
U.s. Geological Survey: Volcanoes
Six-part interdisciplinary teaching packet. Through the story of the 1980 eruption of Mount St. Helens, students will answer fundamental questions about volcanoes. By learning about volcanoes, students will understand that the Earth...
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Surficial Features
Using a surficial features map, students see the connections between those features and other Earth systems. They will consider the interactions of the geosphere, hydrosphere, biosphere, and atmosphere.