sayens Flashcards

(77 cards)

1
Q

volcanoes with evidence eruption for the past 10,000 years

A

active volcano

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2
Q

it has the potential to be active again but with no record of eruption

A

dormant volcano

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3
Q

it has no record of eruption and possibly to be active again

A

inactive volcano

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4
Q

three general types of volcanoes according to its shape

A

composite volcano
shield volcano
cinder cone volcano

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5
Q

alternating layers of solidified ashes and lava

A

composition volcano

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5
Q

is called stratovolcano because when you divide the volcano into equl halves exposing their inner structure

A

composition volcano

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6
Q

is broader and bigger than composite volcanoes it does not posses steep flank

A

sheild volcano

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7
Q

has narrow base, steep slope angle built from the pyclastic materials from a single vent

A

cinder cone volcano

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8
Q

is when gas and/or lawa released from a volcano sometimes explosively

A

volcanic eruption

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9
Q

when the vlcano can no longer hold the pressure
exerteed by the magma the volcano will erupt releasing it lawa and other aterials such as what?

A

volcanic ash, lapilli, volcanic bombs, volcanic blocks, toxic gases

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10
Q

contains dissolved gas such as water vapor carbon dioxide, sulfur dioxide, hydrogen sulfide

A

magma

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11
Q

if the magma is not viscous what will happen?

A

the gas molecules can easily leave the volcano and enter the atmosphere

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12
Q

silica

A

SiO2

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13
Q

viscosity

A

thickness

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14
Q

lava has slower flow

A

high viscosity

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15
Q

lava has faster flow

A

lower viscosity

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16
Q

is an example of an explosive erupyion in this kind of eruption, the volcano produces fire or lava fountains

A

strombolian eruption

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17
Q

the lava just pours out and easily flows

A

effusive eruption

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18
Q

the groundwater interacts with the magma producing skyward steam

A

phreatic eruptions

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19
Q

these type of eruptions produce eruptive columns

A

vulcanian and plinian eruptions

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20
Q

is more destructive because of its ejected pyroclastic materials

A

plinian

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21
Q

are majestic natural wonders that captivate our imagination and shape the landscapes around us

A

volcanoes

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22
Q

is a horseshoe shaped belt of intense volcanic activity and frequent earthquakes that encircles the edges of the pacific ocean

A

ring of fire

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23
Q

has a significant impact on earths surface and the lives of its people living in its activity

A

ring of fire

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24
volcanoes are formed when molten rock called ------- rises to the surface
magma
25
a reservoir where magma is sored beneath the volcano
magma chamber
25
mass of tiny volcanic rock fragments, dust, and gases thatare released into the air
ASH CLOUD
26
underground channel that mag,and volcanic gasses use tp ascend to the vent
conduit
27
flat rock formation
sill
28
its the volcanoes mouth
crater
29
steep conical shaped hill or mountain
cone
30
molten rock that flows from a volcano during an eruption
lava
31
reaches the earhts surface
vents
32
are molten rock flows that ooze to the earths surface following a volcanic explosion
lava flows
33
freaquently lauched with considerable power
volcanic bomb
34
it is the major surface aperture through witch magma and volcanic gases escape into the atmosphere
primary vent
35
it occurs around the secondary vent also known as parasitic vent
secondary cone
36
it is the tallest and topmost part of the volcano often knows as the apex
summit
37
Countries with this type of climate find out what commonly experience warm temperature
Tropical climate
38
Referes to unusual cooling of ocean surface and favors formation of tropical cyclones
La niña
39
Measures the distance north or south of the equator
Latitude
40
Long tern pattern of weather in a particular area
Climate
41
Desserts are usually found in this region
Subtropical climate
42
Cooler than subtropics and warmaer than polar regions
Temperate climate
43
No plants can survive in these areas due to the thick ice covering the land
Polar climate
44
Gases from volcanic eruption
Water vapor, carbon dioxide, sulfur, dioxide, and hydrogen sulfide
45
Produces electricity, heating, and cooling from earth below heat and decaying electric substances
Geothermal energy
46
Is the heat energy of the earth below and is sustainable and renewable energy resource
Geothermal energy
47
Parts of a geothermal powerplant
Steam tank Steam turbine Cooling tower Generator Injection pump
48
It rotates the turbine connected to the generator and heads towards the condenser
Steam turbine
49
Cools the steam and condensates it to water, cool the release water before it goes back into the environment
Cooling tower
49
Rotates a turbine that activates a generator which produces electricity
Steam
50
Connected to the turbine and it is the most important part of the power plant because its the device responsible to transform the mechanical energy to electrical energy
Generators
51
Is a device used to condense exhaust steam of the turbine into water
Steam condenser
52
The extremeley hot fluid from the undergrounf naturally goes up
Steam tanks
53
3 types of steam tanks
Dry, binary and flash steam
54
Countries with this type of climate find out what commonly experience warm temperature
Tropical climate
55
Refers to unusual cooling of ocean surface and favors formation of tropical cyclones
La niña
56
Measures the distance north or south of the equator
Latitude
57
The height of an object or structure above a reference level, usually above sea level or earths surface
Altitude
58
The long term patteron of weather in a particular area
Climate
59
Is the set of predominant meterological factors that characterize a particular place over a prolonged period of time usually atleast 30 years
Climate
60
Desserts are usually in this region
Subtropical climate
61
Cooler than subtropics and warmer than the polar regions
Temperate climate
62
No plants can sirvive in these areas due to the thick ice covering the land
Polar climate
63
Long term changes in weather patterns and temperatures lead to climate change
Climate change
64
The consequences if flowers grown in antartica
Ecosystem changes Impact on wildlife Increased human activity
65
Occurs when there is a delay on set or early termination of rainy season
El nino
66
Tips to prevent climate change
Minimize carbon foot print Save energy by turning off lights, appliances and electronics when not used Select sustainable goods Reduce, reuse, recycle Water conservation Plant trees Advocate for change Educate others and yourself Eat sustainably Promote renewable energy
67
Description of each shape of volcano the layer located directly under the sima and it its composed of bery hot dense rock
Mantle
68
Is piped directly from the underground
Dry steam
69
Are the most common geothermal reservoirs of water
Flash steam
70
Use the heat from the hot water to boil a working fluid and is used where geothermal resources are not sufficiently hot to produce steam
Binary steam
71
Is pumped from deep underground through a well under high pressure
Hot water
72
Used to condense the exhaust steam
Cooling water
73
Huge crucular depression
Caldera
74
Smaller openings where magma may pass
Flank vent