EARTH SCIENCE
EARTHQUAKES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False, magma
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Either A or B
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None of the above
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Detailed explanation-1: -An earthquake is an intense shaking of Earth’s surface. The shaking is caused by movements in Earth’s outermost layer.
Detailed explanation-2: -An earthquake is the shaking and trembling that results from the movement of rock beneath Earth’s surface. The point beneath Earth’s surface where rock under stress breaks to cause an earthquake is called the focus. The point on the surface directly above the focus is called the epicenter.
Detailed explanation-3: -The shaking and trembling that results from movement of rock beneath Earth’s surface is called an earthquake. Earthquakes are caused by the forces of mountain movement. The epicenter of an earthquake is below the focus. P waves can become surface waves when they reach Earth’s surface.
Detailed explanation-4: -An earthquake is a sudden shaking or trembling of the Earth which lasts for a very short time.