SeaFloor Spreading - PowerPoint PPT Presentation
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Title:
SeaFloor Spreading
Description:
The undersea mountain chain where new ocean floor is produced. Seafloor Spreading. Process that adds new material to the ocean floor. Evidence for sea-floor spreading: ... – PowerPoint PPT presentation
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Title: SeaFloor Spreading
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Sea-Floor Spreading
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Essential Question
- How does plate movement occur?
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Mid-ocean ridge
- The undersea mountain chain where new ocean floor
is produced
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Seafloor Spreading
- Process that adds new material to the ocean floor
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Evidence for sea-floor spreading
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- Molten material- pillow lava
- Magnetic stripes
- Drilling samples
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Pillow Lava
