In this activity by Larry and Sheryl Braile, students construct a model of the Earth's interior to help them visualize its main regions (inner core, outer core, mantle, crust) and practice their problem solving and...
This user-contributed tutorial provides detailed instructions on how to make Excel graphs of data that is imported from the Internet. The tutorial contains sample screen images to assist in performing each step. The...
This section of the Windows to the Universe web site provides information and images about Earth's atmosphere including detailed information about the layers of Earth's atmosphere, the greenhouse effect, and weather....
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