Fact 1: Tectonic plates being pushed together causes earthquakes.

Fact 2: Plate tectonics is the drifting of the continents.

Given the two facts above, answer the question "What causes earthquakes?" with the following options: 
- Electrical energy
 - The area was once underwater
 - energy of moving objects
 - Melting glaciers
 - Cold air colliding with warm air
 - Continents drifting
 - electromagnetic energy
 - Climate change


 

      Continents drifting   