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Isabella Boyert > Isabella Boyert > Flashcards

Isabella Boyert Flashcards

1
Q

Lava

A

When magma reaches the surface

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2
Q

Volcano

A

A week spot in earths crust where multimaterial, or magnet come to the service

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3
Q

Magma

A

A multi mixture of rock forming substances, gases, and water

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4
Q

Ring of fire

A

A major volcanic belt formed by many volcanoes on the Pacific coast

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5
Q

Island arc

A

When magma rises to the surface and breaks through the ocean floor

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6
Q

Hot spot

A

An area where material from deep within the mantle rises and melts forming magma

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7
Q

Magma chamber

A

A pocket that collects magma in a volcano

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8
Q

Pipe

A

A tube connected to the magma chamber

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9
Q

Vent

A

An opening where molten rock and gas leave

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10
Q

Lava flow

A

Lava the flows out a vent

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11
Q

Crater

A

A bowl shaped area that forms on the central vent

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12
Q

Silica

A

A material found in magama

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13
Q

Pyroclastic flow

A

Type of eruption that hurls out mixtures

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14
Q

Dormant

A

A volcano that is asleep and will awake in the future

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15
Q

Extinct

A

A volcano unlikely to erupt again

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16
Q

Geysers

A

Hot water that erupts from the ground

17
Q

Shield volcanoes

A

When lava hardens on previous layers of lava forming a mountain

18
Q

Cinder cone

A

When ash, cinders, and bombs build up and form a cinder cone volcano

19
Q

Composite volcano

A

when layers of lava alternate with ash

20
Q

Caldera

A

When a volcano collapses

21
Q

Volcanic neck

A

When magma hardens in the volcano pipe

22
Q

Dike

A

Magma that squeezes between horizontal rock layers and hardens

23
Q

Sill

A

Magma that squeezes between horizontal rock layers Forming sill

24
Q

Intrusion

A

When magma hardens underground to form igneous rock and an intrusion is always younger then other rocks

25
Q

Batholith

A

Mass of rock formed when a large body of magma cools inside the crust

26
Q

Basin

A

Bowl shaped valley

27
Q

Central valley

A

A huge basin formed by the sierras and coast ranges rise

Isabella Boyert (1 decks)

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