GEOLOGY Flashcards

(54 cards)

1
Q

what are the parts of earth

A

atmosphere, hydrosphere, lithosphere

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2
Q

what are the composition of the atmosphere of the earth

A

78% Nitrogen
21% oxygen
1% other gases

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3
Q

layers of atmosphere

A

troposphere
stratosphere - ozone layer
mesosphere
thermosphere/ionosphere

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4
Q

study of water on and within earth

A

hydrology

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5
Q

study of earth

A

geology

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6
Q

temperature at which condensation of water occur

A

dew point

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7
Q

water falls to the surface of the earth

A

percipitation

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8
Q

liquid part of the earth

A

hydrosphere

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9
Q

gas part of the earth

A

atmosphere

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10
Q

how many percent does earth covered by water

A

75%

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11
Q

appearance of unusually warm air water in the pacific ocean

A

el nino

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12
Q

unusually cold temperature in the ocean waters

A

la nina

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13
Q

solid part of the earth

A

lithosphere

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14
Q

pertains to all movements of the lithosphere

A

diastrophism

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15
Q

the crumpling of earth’s crust due to compressions

A

folding

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16
Q

the crackling of earth’s crust due to tensions

A

faulting

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17
Q

proposed by Alfred Wegener in 1915; the pangea (supercontinent) broke into 7 continents

A

continental drift theory

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18
Q

proposed that the lithosphere is divided into 6 major plates

A

plate tectonic theory

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19
Q

study of volcano and other related phenomena

A

volcanology

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20
Q

what are the parts of volcano

A

crater - mouth
vent - opening that leads to magma chamber
magma chamber - where magma accumulates

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21
Q

what do you call the mouth of volcano

A

crater

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22
Q

what do you call the part of volcano that serve as opening that leads to magma chamber

23
Q

hat do you call the part of volcano where magma accumulates

A

magma chamber

24
Q

types of volcano

A

active - erupts occasionally
dormant - erupts that enters a period of inactivity
extinct - inactive for a long period of time

25
volcano that erupts ocassionaly
active
26
volcano that erupts then enter a period of inactivity
dormant
27
volcano that shown inactivity for a long period of time
extinct
28
narrow chain of volcanoes at the boundaries of pacific ocean
pacific ring of fire
29
a magma that reaches earth
lava
30
study of earthquakes
seismology
31
the place where earthquakes begin
focus
32
the point on earth's surface directly above the focus
epicenter
33
movement of tectonic plates
tectonic
34
movement of molten magma within earth
volcanic
35
a large mass of water displaced by earthquakes
tidal wave
36
used to detect and record earthquakes
seismograph
37
measured in terms of its effects on man; ROSSI FORREL INTENSITY SCALE
intensity
38
scaled measured the energy released by earthquakes: Richter Magnitude Scale
magnitude
39
what are the different kinds of rocks
igneous sedimentary metamorphic
40
rocks that are formed by the cooling and hardening of molten materials called magma
igneous rocks
41
rocks that are deposited at the bottom of rivers, lakes & ocean e.g. limestone
sedimentary rocks
42
the hardest kinds of rocks produced by the hardening of igneous & sedimentary rocks e.g. marble, ignite
metamorphic rocks
43
a naturally formed solid elements or compounds having crystalline structure
minerals
44
science that deals with the identification & classification of compounds
mineralogy
45
resistance of mineral to being scratched
hardness
46
what is the softest rocks according to Moh's scale
talc
47
what is the hardest rocks according to Moh's scale
diamond
48
the process of breaking down rocks into smaller particles to become soil
weathering
49
what are the mechanical or physical disintegration of rocks
-frost wedging -thermal expansion and contraction -mechanical exfoliation
50
what weathering when water expands when it freezes
frost wedging
51
heating & cooling of rocks
thermal expansion and contraction
52
results of the expansion of rocks as they break apart in layers parallel to the earth's surface
mechanical exfoliation
53
disintegration of rocks by chemical agents
oxidation
54
transportation of rock masses from one place to another
erosion