Question

3. What causes an earthquake?​

Answer 1

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Earthquakes are caused by tectonic movements in the Earth's crust. The main cause is that when tectonic plates collide, one rides over the other, causing orogeny (mountain building), earthquakes and volcanoes. The boundaries between moving plates form the largest fault surfaces on Earth.

Answer 2

Answer:

The seismic waves which are caused by the moment of tectonic plates under the land caused earthquake. They are considered to AC our naturally but according to old times Nicola Tesla had created a machine that can create human built earthquake. (It's a true fact)

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