Multiple choice

What causes an earthquake?

  1. Disturbances in upper side of the earth’s crust

  2. Disturbances deep inside the earth’s crust

  3. Disturbances deep inside the mantle

  4. Disturbances in the innermost part of the core
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Disturbances deep inside the earth's crust cause an earthquake.

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