Multiple choice

What is true of tectonic plates?

  1. Plates are constantly moving

  2. The plates don't move for centuries

  3. Earthquakes cause the plates to move

  4. There are fewer and fewer plates
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A Correct answer
Explanation

Tectonic plates are in continuous, slow motion, moving at a rate of a few centimeters per year due to convection currents in the mantle. This constant movement is what causes earthquakes, rather than being caused by them.

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