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Q4 Science > Volcanoes > Flashcards

Volcanoes Flashcards

(73 cards)

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1
Q

why is it called the pacific ring of fire

A

the area has frequent earthquakes and volcanic eruptions

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2
Q

elevated landform with an opening on top

A

volcano

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3
Q

PART:
the opening on top

A

crater

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4
Q

PART:
passageway through which magma travels to reach Earth’s surface

A

conduit

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5
Q

PART:
passageway of magma

A

conduit

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6
Q

PART:
bowl-shaped depression

A

crater

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7
Q

PART:
opening where volcanic materials are released

A

vent

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8
Q

PART:
underground compartment where magma is stored

A

magma chamber/reservoir

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9
Q

PART:
sides of the volcano

A

flank

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10
Q

PART:
elongated fracture/crack on Earth’s crust

A

fissure

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11
Q

difference of magma and lava

A

magma: semi-molten rock
lava: magma flowing over the surface

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12
Q

PART:
semi-molten rock

A

magma

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13
Q

PART:
flows over the surface, and reaches the crust

A

lava

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14
Q

major types of volcanoes

A

stratovolcano
shield volcano
cinder cone

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15
Q

TYPE OF VOLCANO:
formed by highly viscous or thick, slow moving lava

A

stratovolcano

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16
Q

“composite cone volcano”

A

stratovolcano

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17
Q

TYPE OF VOLCANO:
steep upper slopes

A

stratovolcano

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18
Q

TYPE OF VOLCANO:
relaxed lower slopes

A

stratovolcano

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19
Q

TYPE OF VOLCANO:
has a small crater

A

stratovolcano

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20
Q

TYPE OF VOLCANO:
has large reservoir of magma

A

stratovolcano

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21
Q

example of type of volcano:
Mayon Volcano

A

stratovolcano

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22
Q

example of type of volcano:
Mount Pinatubo

A

stratovolcano

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23
Q

example of type of volcano:
Mount Kilimanjaro

A

stratovolcano

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24
Q

example of type of volcano:
Mount Fujiyama

A

stratovolcano

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25
example of type of volcano: Mount Vesuvius
stratovolcano
26
TYPE OF VOLCANO: formed by loose & fluid lava
shield volcano
27
TYPE OF VOLCANO: lava flows over each other
shield volcano
28
TYPE OF VOLCANO: low and broad
shield volcano
29
TYPE OF VOLCANO: resembles a warrior's armored shield or gigantic blob
shield volcano
30
TYPE OF VOLCANO: lava doesn't shoot high up in the air
shield volcano
31
TYPE OF VOLCANO: lava flows and runs down the side
shield volcano
32
TYPE OF VOLCANO: magma has lower amounts of dissolved gases and silica
shield volcano
33
TYPE OF VOLCANO: has a very large, steep-walled caldera on the summit
shield volcano
34
example of type of volcano: Kilauea
shield volcano
35
example of type of volcano: Mauna Kea
shield volcano
36
example of type of volcano: Mauna Loa
shield volcano
37
TYPE OF VOLCANO: formed by fluid lava
cinder cone
38
"scoria cone"
cinder cone
39
TYPE OF VOLCANO: lava is ejected because of high pressure
cinder cone
40
TYPE OF VOLCANO: lava builds up in the magma chamber
cinder cone
41
TYPE OF VOLCANO: volcanic eruptions are short-lived
cinder cone
42
TYPE OF VOLCANO: volcanic eruptions appear like a fountain show of fiery lava spewed high in the air
cinder cone
43
example of type of volcano: Mojave Volcano
cinder cone
44
example of type of volcano: Cerro Negro
cinder cone
45
TYPE OF VOLCANO: Mount Fox
cinder cone
46
other associated volcano landforms
(ca-la-sag) caldera complex lava dome submarine volcanoes glacial volcanoes
47
other associated volcano landforms: depression formed at the summit of shield volcano
caldera complex
48
other associated volcano landforms: they explode, collapse over each other, and form new ones
caldera complex
49
other associated volcano landforms: mounds of lava formed after volcanic eruption
lava dome
50
other associated volcano landforms: magma has high levels of silica
lava dome
51
other associated volcano landforms: magma has low amounts of dissolved gases
lava dome
52
other associated volcano landforms: formed inside the crater of the volcano or along its slopes
lava dome
53
other associated volcano landforms: volcanoes on the ocean floor
submarine volcanoes
54
other associated volcano landforms: formed through collision of oceanic plates
submarine volcanoes
55
other associated volcano landforms: overlaid by glaciers
glacial volcanoes
56
example of other associated volcano landforms: Alaskan Volcano
glacial volcanoes
57
volcanoes according to activity
active inactive extinct
58
an active volcano has a recorded eruption within the past ___ years
10, 000
59
an inactive volcano does not have a recorded eruption within the past ___ years
10 000
60
an extinct volcano does not have any ___ and ___
record of eruption; magma supply
61
types of volcanic eruption
(has-pav) hawaiian eruption strombolian eruption vulcanian eruption plinian eruption
62
type of volcanic eruption: least violent
hawaiian
63
type of volcanic eruption: violent
strombolian
64
type of volcanic eruption: most violent and explosive
plinian
65
type of volcanic eruption: creates shield volcanoes
hawaiian
66
type of volcanic eruption: lava is highly fluid and runny
hawaiian
67
type of volcanic eruption: continuous ejection of magma and gas
strombolian
68
type of volcanic eruption: forms volcanic bombs
strombolian
69
type of volcanic eruption: forms cinder cones
strombolian
70
type of volcanic eruption: thicl, viscous magma flows around the vent
vulcanian
71
type of volcanic eruption: solid lava and dust are ejected
vulcanian
72
type of volcanic eruption: caused by the buildup of viscous magma and dissolved gas
plinian
73
type of volcanic eruption: accompanied by fast-flowing debris and lahars
plinian

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