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Plate Tectonics In Action

16 minutes 43 seconds

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The geologic processes of mountain building, seafloor spreading and volcanoes are a few examples of the power of plate tectonics. Footage filmed on-location in Iceland, the Canadian Rockies, and Crater Lake help viewers understand the theory of plate tectonics. Colorful animations illustrate the movement of tectonic plates and the role this plays in the development of geologic features. Other terminology includes: theory of continental drift, mid-ocean ridge, plate boundaries, subduction, convergent boundary, and divergent boundary.

Media Details

Runtime: 16 minutes 43 seconds

Topic: Science
Subtopic: Earth Sciences, Geology
Grade/Interest Level: 3 - 8
Standards:

Release Year: 2008
Producer/Distributor: Visual Learning Systems
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Map of Alaska with Anchorage displayed. 1964 Epicenter indicated on coastline in bay adjacent to Anchorage. Caption: The epicenter was in Prince William Sound

A group of people visiting an active volcano. Caption: scientists visited New Zealand's topol volcanic zone,

A diagram illustrates certain traits recurring in a grain plant. Caption: Those traits remain the same generation after generation.

Still image from: 4 Awesome Discoveries You Probably Didn't Hear About This Week (Episode 32)

Still image from: 4 Awesome Discoveries You Probably Didn't Hear About This Week (Episode 41)

Still image from: 4 Awesome Discoveries You Probably Didn't Hear About This Week (Episode 43)

Yellow wildflower in foreground, low shrubs and dead trees in background. Boulder County Colorado Front Range. Caption: (Rother) This is a portion of the 2003 Overland Fire.

Closeup of hands holding a narrow, red tubular object. Caption: With a warmer climate, do we suspect to see more fire?

Still image from: Advanced Placement Human Geography: Making Sense of Planet Earth--Agriculture and Rural Land Use

Still image from: Advanced Placement Human Geography: Making Sense of Planet Earth--Cities and Urban Land Use

Viewer Comments

Anonymous (LONG BEACH, CA)

October 19th, 2015 at 09:55 AM

Your media is very easy to understand and relevant to the subject of ocean floor spreading.