Volcanic Landforms

Question 1

Tall, cone-shaped mountains in which layers of lava alternate with layers of ash are called

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composite volcanoes.

Question 2

Magma that forces across rock layers hardens into a

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dike.

Question 3

When magma hardens in a volcano’s pipe, the result will eventually be a landform called a

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volcanic neck.

Question 4

Hardened magma in a volcano’s pipe remaining after softer rock around it has eroded away is a batholith.

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F

Question 5

In volcanic areas, groundwater heated by magma is a source of

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geothermal energy.

Question 6

When groundwater heated by magma rises to the surface and collects in a natural pool, it is called a

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hot spring.

Question 7

The opening through which magma flows through a volcano to the Earth’s surface is a caldera.

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F

Question 8

The huge hole left by the collapse of a volcanic mountain is called a

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caldera.

Question 9

Geysers are formed when groundwater is heated by nearby magma.

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T

Question 10

What landform is created when magma squeezes between rock layers to form a hardened slab of rock?

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sill

Volcanic Landforms Answers