Ch 9- 8th Grade Science-Volcanos
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Volcano | A vent or fissure in the Earth's surface through which magma and gases are expelled.
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| Magma Chamber | The body of molten rock that feeds a volcano.
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| Vent | An opening at the surface of the Earth through which volcanic material passes.
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| Crater | A funnel-shaped pit near the top of the central vent of a volcano.
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| Caldera | A large, semicircular depression that forms when the magma chamber below a volcano partially empties and causes the ground above to sink.
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| Lava Plateau | A wide, flat landform that results from repeated nonexplosive eruptions of lava that spread over a large area.
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| Rift Zone | An area of deep cracks that forms between two tectonic plates that are pulling away form each other.
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| Hot Spot | A volcanically active area of Earth's surface far from a tectonic plate boundary.
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Or sort by any of the columns using the down arrow next to any column heading.
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