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The shaking of the earth's crust caused by sudden rock movement. |
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Smaller ground shakes that follow the main one. |
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The outer layer of the earth. |
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The point on the ground directly above the focus of an earthquake. |
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The American term for epicente. |
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A crack in the earth's crust where rock has moved. |
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The 'centre' of an earthquake - the place where the rock moved. |
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How much energy and earthquake gives out. |
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The large slabs that the earth's surface is broekn into. |
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A scale for measuring the energy given out in an earthquake. |
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A wave of energy given out in an earthquake. |
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An instrument for recording the vibrations on an earthquake. |
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A graph showing the shaking of the earth during an earthquake. |
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