Volcano Flashcards

1
Q

tall mountain with an opening that releases magma

A

Volcano

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2
Q

has not erupted for 10,000 years

A

inactive

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3
Q

has erupted for 10,000 years

A

active

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4
Q

does not have any recorded eruption and the magma and ash are not active

A

extinct

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5
Q

high mountain with thick magma that is violent

A

composite or stratovolcano

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6
Q

looks like a hill, less vicious, common in western countries, and the magma is “malabnaw”

A

Shield volcano

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7
Q

short with wide hole, the magma it erupts goes back the the volcano because it is wide

A

cinder or pyroclastic cones

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8
Q

magma outside the volcano

A

lava

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9
Q

slow drippage from the mouth of the volcano, pure thick molten rock

A

lava flow

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10
Q

magma shoots out from the volcano then drips

A

lava fountain

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11
Q

mounds that form when lava erupts and lava piles up, has holes that other lava can go in

A

lava domes

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12
Q

the cause of this eruption is the heat of mantle, rock pulverized in crust which heat up the water and then triggers the eruption

A

hydrothermal

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13
Q

-water interacts with heat of magma
-consists of pulverized, ash water and old magma

A

phreatic

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14
Q

new magma that is very explosive

A

phreatomagmatic

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15
Q

least violent, fire fountain and lava flows and has hsort eruptions

A

Strombolian

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16
Q

high rate of magma discharge

A

Subplinian and plinian