This field activity helps reinforce the idea that all surface features on the earth were formed by some type of process. To start the activity, the teacher will select a small area or feature and have students make...
This module contains four units dealing with natural selection (and evolution), population balance, exchange cycles, and environmental protection. Each unit includes coverage of why the topic is important, what is known...
Geologic features altered by earthquakes provide striking evidence of the power of seismic events. This video segment explores the research of Dr. Kerry Sieh, a geologist at the California Institute of Technology, who...
The prediction of earthquakes may be inexact, but it is vital, especially when large cities such as San Francisco or Los Angeles are threatened. The San Andreas Fault and two other faults, the Heyward and Calaveras...
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