3rd Quarter Exam Flashcards

1
Q

Irregular current caused by breakers pulling water back into deeper water

A

Undertow

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2
Q

Caused curved paths of current and wind patterns

A

Coriolis effect

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3
Q

Smallest ocean

A

Arctic Ocean

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4
Q

Causes an atoll to change to a guyot

A

Wave erosion

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5
Q

Large body of water that may be surrounded by land

A

Sea

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6
Q

Voyage marked beginning of oceanography

A

HMS challenger

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7
Q

Elements that exists in very small amounts

A

Trace elements

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8
Q

Factors that effect density

A

Salinity and temperature

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9
Q

Water in the ocean moving in giant streams

A

Currents

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10
Q

Type of telescope in which initial image is formed by a concave mirror

A

Reflecting

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11
Q

Form when breakers return to the ocean by cutting channel Through sandbars

A

Rift current

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12
Q

Makes up 97.5% of ocean water

A

Fresh water

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13
Q

The factor that along with precipitation will affect salinity

A

Evaporation

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14
Q

Vast calm warm area of Atlantic Ocean

A

Sargasso Sea

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15
Q

Small bodies that orbit planets

A

Moons

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16
Q

System for measuring time by dividing it into days, weeks, months

A

Calendar

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17
Q

Deepest and largest ocean

A

Pacific

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18
Q

Major factor affecting deep currents

A

Density

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19
Q

Form sandbars

A

Longshore currents

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20
Q

Salt made of sodium and chloride ions

21
Q

Part of ocean floor made of crust and thin layer of sediment

A

Deep ocean basin

22
Q

Flattest region on earth

A

Abssyal plain

23
Q

Located between Mars and Jupiter

A

Asteroid belt

24
Q

Deepest place on earth’s crust

25
Objects that circle stars other than our sun
Oxo planets
26
Deep valley of continental shelf or slope
Submarine canyon
27
Distance wind blows across an area of Sea to generate waves
Fetch
28
Major factor affecting surface currents
Winds
29
Used to measure depth of ocean floor
Sonar
30
Region of solar system located beyond Neptune; contains icy bodies
Kuiper belt
31
Earth's second largest ocean is
Atlantic Ocean
32
What ocean surrounds the Antartica
Southern ocean
33
Part of the continent that is covered by water
Continental shelf
34
What is the ratio of the mass of a substance to the volume of a substance
Density
35
What will increase as ocean water becomes colder
Denser
36
What determines the size of a wave
Wind speed, length of time wind blows in one direction, and fetch
37
What forms when waves topple over
Breaker
38
What is described as a periodic up and down movement of water
Wave
39
Periodic rise and fall of the level of ocean water are known as what
Tides
40
Difference in the levels of ocean water at high tide and low tide is known as what
Tidal range
41
The movement of water toward and away from the coast is what
Tidal current
42
The flow of tidal current toward the coast is known as
Flood tide
43
What causes tides
A long fetch
44
The Marian trench is best known for its
Depth
45
forms when winds blow off the crest of a wave
White caps
46
tide that occurs during the full moon and new moon
Spring tide
47
The title current that flows toward the ocean is called what
Ebtide
48
Highest point of the wave
Crest