Encyclopedia of Earth
Encyclopedia of Earth: Physical Geography
Get a general grasp on the four spheres, five sub-fields, and two scales of physical geography.
University of Wisconsin
Ssec: Real Time Imagery and Data: Satellite Images of the Earth
Check out real-time satellite photos of the earth to study weather patterns.
Science Education Resource Center at Carleton College
Serc: Lab 1: Think Globally: Act Locally
A lab experiment in a series of experiments that explores Earth Science Systems. This lab introduces students to the parts of the Earth system: the atmosphere, hydrosphere, biosphere, and pedosphere. As the students learn about the...
The Wonder of Science
The Wonder of Science: 5 Ess2 1: Earth Sphere Interactions
Fifth graders develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.
Center for Educational Technologies
Wheeling Jesuit University: How Are Things Divided Among Earth's Four Spheres?
See if you can classify various objects in the categories of land, water, air or living thing. This activity is interactive and you will receive a score for your performance.
NOAA
Noaa: Ngdc: Globe Project
Explore some topographic data at the Globe site. What environmental measurements are taken in the study? How are these measurements presented?