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World Oceans > Quiz 1 > Flashcards

Quiz 1 Flashcards

1
Q

Major oceans

A

Pacific, Atlantic, Indian

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2
Q

Minor oceans

A

Arctic, Antarctic

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3
Q

Northern hemisphere ratio

A

Land 1.2, Water 1

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4
Q

Southern Hemisphere ratio

A

Land 1, Water 4

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5
Q

Pacific characteristics

A 
Largest (1/2 earth's surface)
Deepest (point- Marina's trench)
Coldest
Least salty
Ring of Fire
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6
Q

Atlantic characteristics

A

Saltiest

Warmest

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7
Q

Indian characteristics

A

Smallest of big 3
Roughly triangular shape
Fantasia ocean, split ridge

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8
Q

Arctic characteristics

A 
Most shallow
Low salinity (dilute sea water from melting ice)
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9
Q

Southern/Antarctic characteristics

A

Defined only by currents

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10
Q

Hydrothermal vents are present at

A

Rifts

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11
Q

Submarine canyons

A

River-like, fallen sediments accumulate channels

SLOPE

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12
Q

The abyss is made up of:

A

1) Abyssal plain
2) Oceanic ridges
3) Oceanic trenches
4) Seamounts and guyots

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13
Q

Seamount is

A

Pointed at the top

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14
Q

Guyot is

A

Leveled out at the top, plateau

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15
Q

Alfred Wegener

A

Ancient climate patterns, theory of continental drift

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16
Q

Evidence for drift

A 
Continental outline
Ancient climates and environments
Fossil plants and animals
Rock age distribution
Mountains, faults, other structures
17
Q

P-waves

A

Slinky, push/pull

18
Q

S-waves

A

Rope, up/down

World Oceans (2 decks)

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