VOLCANOES Flashcards

1
Q

god of fire

A

VULCAN

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2
Q

greek god of volcanoes

A

HEPHAESTUS

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3
Q

when rocks become so hot, they can become a substance called

A

MAGMA

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4
Q

where magma rises

A

VENT

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5
Q

molten rock that oozes onto the earth’s surface

A

LAVA FLOW

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6
Q

molten rocks that are thrown out from a volcano

A

VOLCANIC BOMBS

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7
Q

circular mounds that are protrude from volcanoes

A

LAVA DOME

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8
Q

heated ash and tephra released from a vent during a volcanic eruption

A

ERUPTION COLUMN

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9
Q

ashes that fall back down like powdery snow. these suffocate plants and animals

A

ERUPTION CLOUD

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10
Q

when sulfur dioxide and nitrogen oxide reacts with water

A

ACID RAIN

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11
Q

eruption magma that blasts up into air and breaks apart into pieces

A

TEPHRA

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12
Q

emits steam and volcanic gases. creates pathways for rising heat, volcanic gas, and magma

A

FUMAROLES

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13
Q

openings stemming down into the pool of magma

A

CRACK

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14
Q

fast-moving volcanic matter and hot gas

A

PYROCLASTIC FLOW

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15
Q

when hot volcanic material mixes with water from streams or snow and ice.

A

LAHAR

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16
Q

Mt. ______ in 1980s buried the entire community

A

MT. ST. HELENS

17
Q

eruptions at these volcanoes are often explosive

A

COMPOSITE

18
Q

ash and lava solidify, one upon the other

A

COMPOSITE

19
Q

not steep and may be very large

A

SHIELD

20
Q

common at spreading centers or intraplate hotspots

A

SHIELD

21
Q

largest shield volcano

A

MAUNA LOA IN HAWAII

22
Q

most common type of volcano

A

CINDER CONE

23
Q

often found near larger volcanoes

A

CINDER CONE

24
Q

what volcano was witnessed by a Mexican farmer

A

PARICUTIN

25
Q

extremely rare volcano in Earth history

A

SUPERVOLCANO

26
Q

the largest supervolcano is beneath ___________ in Wyoming, North America

A

YELLOWSTONE NATIONAL PARK

27
Q

underwater vents or fissures in the Earth’s surface from which magma can erupt

A

SUBMARINE VOLCANO

28
Q

volcanic form produced by subglacial eruptions

A

SUBGLACIAL VOLCANO

29
Q

subglacial volcanoes are also known as

A

GLACIOVOLCANO

30
Q

characterized by a dense cloud of ash-laden gas exploding from crater and rising high above the peak

A

VULCANIAN ERUPTION

31
Q

non-explosive eruptions of gusher-like lava fountains that generate red-hot lava rivers of very fluid basaltic lavas

A

HAWAIIAN ERUPTION

32
Q

have relatively mild blast. consists of ejection of incandescent cinders, lapilli, and lava bombs

A

STROMBOLIAN ERUPTION

33
Q

extremely explosive eruptions

A

PLINIAN ERUPTION

34
Q

associated with explosive outbursts that generate pyroclastic flows, dense mixtures of hot volcanic fragments, and gas

A

PELEAN

35
Q

an explosive style of volcanic eruption that takes place in shallow seas of lakes when magma interacts with water

A

SURTSEYAN ERUPTION

36
Q

interaction ofmagmawith ice and snow, leading to melt water formation of lahar

A

SUBGLACIAL ERUPTION

37
Q

steam-driven explosions. when water beneath the ground or on the surface is heated

A

PHREATIC ERUPTION