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Catastrophic Events7
Question | Answer |
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Plates | are rigid slabs of rock that make up the Earth's crust |
Plates Tectonics | is a theory that the Earth's surface is made up of large plates that are constantly moving and shifting and thats interactions among the plates at their borders cause most major geological activities |
rift | is a crack in the Earth's crust where there is displacement of one side relative to the other. |
Seismograph | is an instrument that detects and records vibrations caused by earthquake shock waves. |
Spreading center | is an area where two plates are pulling away from each other. |
Subduction zone | is an area where two plates come together and one slides under another. |
Earthquake | is the sudden motion or shaking of the ground produced by abrupt displacement of rock masses |
Epicenter | is the point on the Earth's crust directly above the hypocenter of an earthquake |
Fault | is a break in the Earth's crust created by geological stress |
Hypocenter | is the point of an Earthquake origin deep within Earth |