MOUNTAIN FORMATION Flashcards

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1
Q

a series of geological processes of mountain building

A

orogenesis

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2
Q

how are mountains and mountain ranges created?

A

they form from either the COLLISSION of two continental crusts
or the SUBDUCTION of an oceanic crust OVER a continental crush

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3
Q

a _ is a mass of land that rises more than 600 meters above the surrounding land

A

mountain

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4
Q

explains the tendency of earth’s lighter crust to achieve balance as though it is floating on the denser, underlying mantle

A

isostasy

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5
Q

this is a wavelike deformation that occurs when an originally flat surface or strata is bent

A

fold

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6
Q

a _ is any fracture in the crust along where a significant displacement has occurred

A

fault

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7
Q

_ takes place when rocks are stretched like a rubber band

A

elastic deformation

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8
Q

what is the compression of tectonic plates called

A

folding

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9
Q

_ is an example of fold mountain

A

himalayas

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10
Q

what is the tallest mountain in luzon

A

mt pulag

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11
Q

upward fold is

A

anticline

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12
Q

downward fold is

A

syncline

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13
Q

rocks may also be deformed in a process called -

A

faulting

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14
Q

whatre the three types of fault

A

normal fault
strike-slip fault
reverse fault

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15
Q

_ have hanging walls that move DOWN relative to the footwall

A

normal fault

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16
Q

_ are also called thrust faults, occur when the hanging wall moves UP relative to the footwall

A

reverse fault

17
Q

_ occurs when the dominant displaement occurs along the strike of the fault, thus its name

A

strike slip fualt

18
Q

property exhibited by rocks when theyre stretched without breaking

A

elastic deformation

19
Q

_ are sites of moving crustal plates that are destroyed as they plunge into the mantle

A

trenches

20
Q

what type of fault occurs when the hanging wall moves up relative to the footwall

A

reverse fault

21
Q

wwhat type of stress produces reverse faults

A

compression

22
Q

what does the philipiine fault do to rocks

A

it takes the energy out of the rocks

23
Q

what type of force changes the size and shape of rocks

A

stress

24
Q

the theory of isostasy explains that

A

earth’s crust seems to be in a state of balance

25
Q

most mountains form along or near the edges of the _

A

earth’s lithospheric plate