EARTH SCIENCE
EARTHQUAKES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A large storm with very high speed winds
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A violent shaking of the Earth that occurs when two tectonic plates bump into each other
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An opening in the Earth’s crust where magma erupts to the surface
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A large cloud that generates rain, hail, and lightning
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Detailed explanation-1: -An earthquake is a weak to violent shaking of the ground produced by the sudden movement of rock materials below the earth’s surface.
Detailed explanation-2: -Types of seismic waves created by an earthquake include P-waves and S-waves that travel throught the earth as well as surface waves, which can cause a lot of damage at the Earth’s surface. Courtesy of USGS.
Detailed explanation-3: -An earthquake is the shaking of the surface of the earth due to the sudden release of energy in the earth’s crust. As a result, seismic waves (also known as S waves) are created. The seismic activities in an area determine the type and intensity of the earthquake. Earthquake.
Detailed explanation-4: -The area of the fault where the sudden rupture takes place is called the focus or hypocenter of the earthquake. The point on the Earth’s surface directly above the focus is called the epicenter of the earthquake.