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Type: Multiple-Choice
Category: Earth's Layers
Level: Grade 8
Author: mokalatte1
Last Modified: 21 days ago

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Earth's Layers Question

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Grade 8 Earth's Layers

Earthquakes, volcanoes, and other natural disasters occur because of the movement of the oceanic and continental plates. What causes these plates to move?
  1. the flow of the liquid metals in the outer core
  2. the flow of the hot material in the middle mantle that causes convection currents
  3. the breaking up of the crust
  4. the movement of the hot, solid metals in the inner core
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