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11th grade > Oceans Semester 1 Final > Flashcards

Oceans Semester 1 Final Flashcards

1
Q

This ocean has two sections, the Puerto Rico Trench, and the Mid-Atlantic Ridge

A

Atlantic

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2
Q

a small body of water or a broad inlet is an example of

A

bay

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3
Q

the circumference of the Earth was discovered through

A

angles of shadows

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4
Q

the albatross was the first vessel built with a sole purpose to

A

research oceanography

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5
Q

what is density stratification

A

when earth became a ball of hot liquid rock and elements separated according to density

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6
Q

a layer where convection currents happen, and rocks are partially melted and move slowly

A

mantle

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7
Q

divisions between geologic time periods are based on

A

older rock under younger rock

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8
Q

alfred wegner’s theory

A

continental drift

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9
Q

earth’s magnetic polarities have

A

all of the above

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10
Q

rock records show the following

A

an unpredictable pattern of symmetrical stripes in igneous rock

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11
Q

seafloor spreading is driven by

A

convection currents

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12
Q

what is not a tectonic feature

A

rivers

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13
Q

a mound of sediments that separate the continental slope from the ocean bottom

A

continental rise

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14
Q

ocean basins have the following items

A

all of the above

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15
Q

seamounts are underwater mountains that are usually volcanic, and they usually become

A

islands

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16
Q

the equation of Newton’s 1st Law

A

force = mass/acceleration

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17
Q

true or false: if forces are unequal, movement ALWAYS occurs

A

true

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18
Q

label the following image

A

a = centrifugal
b = gravitational

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19
Q

hydrostatic pressure is

A

a result of the weight of the water column pressing down on an object due to gravity

20
Q

because the earth is _______ the water beneath the surfaces moves at an angle to the ________.

A

rotating, right

21
Q

which shows water’s phases from freezing to boiling

A

solid, liquid, gas

22
Q

which of the following is not an influence of salinity

A

condensation

23
Q

a layer where the salinity changes rapidly with depth is

A

halocline

24
Q

the thermoclines can be controlled by the following things

A

seasons and latitudes

25
Q

equation for pressure

A

pressure = force/area

26
Q

which two spheres impact the global conveyor belt

A

atmosphere, hydrosphere

27
Q

surface waters move away from each other allowing deep water to move in is an example of

A

downwelling

28
Q

if we are experiencing an La Nina winter, Idaho would be experiencing

A

colder weather

29
Q

attraction between particles of the same substance is

A

cohesion

30
Q

water is considered a _________ molecule with ________ bonds.

A

polar, covalent

31
Q

seasons occur because Earth is close to the sun

A

false

32
Q

what is not true

A

the freezing point of water is 0 degrees F

33
Q

dark colored surfaces absorb more incoming solar radiation

A

true

34
Q

water vapor, carbon dioxide, methane are examples of greenhouse gases

A

true

35
Q

air moves from low to high pressure

A

false

36
Q

an increase in the effect of a change is a negative feedback loop

A

false

37
Q

climate is long term weather (the average)

A

true

38
Q

doldrums occur at 30 degrees North and South

A

false

39
Q

at the equator there is ______ direct sunlight and _____ rotation

A

more, faster

40
Q

_______ occur when the tilt is either directly towards or away from the sun

A

solstices

41
Q

ocean and atmosphere determine the distribution of all the following EXCEPT

A

evaporation

42
Q

which of the following is NOT an example of a positive feedback loop

A

driving less - slows down warming - cleaner atmosphere - more change happening

43
Q

wind is caused by…

A

Coriolis effect and pressure changing

44
Q

which of the following indicate temperature

A

p = polar

45
Q

in low pressure pockets, the type of weather we experience is…

A

moist

46
Q

_______ occur in the North Pacific Ocean

A

typhoons

47
Q

typhoons occur in the Indian ocean

A

false

11th grade (8 decks)

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