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Geology Vocabulary

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Across
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Happen when P and S waves reach the surface
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The point on the Earth's surface that's directly above quake's focus
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These mountains form from large faults in the crust
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German meteorologist who came up with the theory of Pangea
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measures the direction, intensity, and duration of earthquakes by measuring the actual movement of the ground
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A funnel shaped pit at the top of the volcano formed from materials from the vent
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A tube like passage through which magma travels in a volcano
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A large underground pool of molten rock (magma) beneath the surface of the Earth's crust
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What are cracks in the Earth's crust and lithosphere
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An instrument used to measure the seismic energy
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These mountains form by pressure and magma below the crust
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Houses over half of the world's volcanoes
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Longitudinal waves that move out from the focus
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These mountains form from lava flowing on the crust
Down
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Records seismic waves
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Lava blasted into the air by a violent volcanic eruption that solidifies as it falls to the ground
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An opening at the top of the volcano from which lava, dust, rock, and gas are thrown from
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These mountains form by tectonic collisions of the crust
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Transverse waves that move out from the focus
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A scale used by scientists to measure the magnitude or strength of earthquakes
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The place where the plates or cracks move
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A vast depression at the top of a volcanic crater formed when an eruption substantially empties the reservoir of magma
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What kind of lava is thin and flows away from the vent
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What kind of lava is viscous and flows slowly