Question

) What are earthquakes .?
Refire focous and epicentere?​

Answer 1

Answer:

Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through Earth's rocks.

The hypocenter is the point within the earth where an earthquake rupture starts. The epicenter is the point directly above it at the surface of the Earth. Also commonly termed the focus.

Hope it would be helpful :)