Question

what is an earthquake? which
device is used to measure
earthquake ? What are some common
cairthquake prediction methods​

Answer 1

Answer:

An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. A seismograph, or seismometer, is an instrument used to detect and record earthquakes. Generally, it consists of a mass attached to a fixed base.Some common earthquake prediction methods include studying animal behaviour, fish in the ponds get agitated, snakes come to the the surface.

Answer 2

Answer:

An Erath quake is vibration of land surface. It happens when the tectonic plates inside the earth collapse together, which make's our earth vibrate. This vibration is called an Earth Quake. The which is used to measure Earth Quake is called Seismograph.

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Hope it is helpful