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Geology Vocabulary

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