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Earthquakes

Earthquakes h...

Question

Earthquakes have a point of origin called the ____.

A

Focus

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B

Epicenter

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C

Fault

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D

Fracture point

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Solution

The correct option is A Focus
An earthquake is a sudden shaking of the earth as a result of the movements of lithospheric plates. Earthquakes have a point of origin called the focus. The point directly above the focus on the surface of the earth is called the epicenter. The worst effects of the earthquake are felt at the epicenter.

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Similar questions

Q. An earthquake is a sudden shaking of the earth as a result of the movements of lithospheric plates. Earthquakes have a point of origin called the ____.

Q. The point from where earthquake originates is called ____________.

Q. The point on the surface of earth vertically above the place of origin (hypocentre) of an earthquake is called a/an _______________.

Q. Mark the following statements as true or false and correct the false statements.
(a) Earthquakes and tsunamis are difficult to predict.
(b) Tsunamis always follow earthquakes.
(c) Tall buildings should be built on solid ground and not on loose surface materials.
(d) People living in coastal areas should always be prepared to move if earthquakes happen nearby.
(e) The epicentre is the point inside the earth where the earthquake originates.
(f) A nuclear disaster is a natural disaster.
(g) A seismograph is a scale used for measuring the magnitude of earthquakes.
(h) Hot molten rock that flows out of volcanoes is called magma.

A line segment having its end points on the circle is called a

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