Video Details
Plate Tectonics: Seafloor spreading
| Grade Levels: | 3 - 12 |
|---|---|
| Length: | 00:00:15 |
| Website: | http://www.uen.org/emedia |
| Usage rights: | Download and retain personal copies in perpetuity. |
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The theory of seafloor spreading states that the seafloor is moving, causing segments to separate at mid-ocean ridges, where lava wells up from valley rifts, forming a new ocean floor.
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