Earth Motion 3: Our Changing Earth   Western Reserve Public Media
 
Have you ever wondered how the mountains were formed or how the Grand Canyon was created? Earth Motion3: Our Changing Earth contains three complete modules that can help to explain these phenomena.
       
  Overview   Teacher Materials
       
  Module 1: Earth Cycles   Online Resources
       
  Module 2: Our Changing Earth   Hotlist
       
  Module 3: Transfer of Energy   Watch Online
       
 
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