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Plate Tectonics. Divergent Boundaries. Plates moving AWAY from each other. Landforms and effects. Mid-Ocean ridges Earthquakes New rock forming on plates (Africa, Iceland). Iceland. African Rift Valley. Convergent Boundaries. When plates come together or collide. Features .
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Divergent Boundaries • Plates moving AWAY from each other.
Landforms and effects • Mid-Ocean ridges • Earthquakes • New rock forming on plates (Africa, Iceland)
Convergent Boundaries • When plates come together or collide
Features • Trenches (Subduction) • Volcanoes • Mountains • Earthquakes
Transform Boundaries • Plates SLIDE past each other, moving in opposite directions.
Results • Earthquakes
Evidence for Plate Movement • Shape of continents match up
Fossil record • Rock layers
Magnetic stripes on the sea floor • Rock ages of the sea floor