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World Oceans > Unit 1 > Flashcards

Unit 1 Flashcards

1
Q

% of the earth that is water?

A

71%

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2
Q

1st phase of history

A

Food, transportation, and trade route

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3
Q

2nd phase of history

A

Exploration and conquest of New Lands

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4
Q

3rd phase of history

A

Scientific investigation and exploration

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5
Q

Author of 1st book on coral reefs

A

Charles Darwin

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6
Q

1st ship to scientifically explore the ocean

A

HMS Challenger (1872)

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7
Q

What did Scandinavians develop?

A

Equipment such as instrumentation and the Nansen

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8
Q

Explorer most known for deep ocean exploration

A

William Beebe

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9
Q

Main problem of desalination ocean water to drink?

A

Cost, very expensive

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10
Q

% of the water on earth from the ocean

A

97%

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11
Q

Alternative food options from the ocean

A

Kelp, fish protein concentrate, plankton

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12
Q

Most used alternative energy source from the ocean

A

tides

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13
Q

Marine Archaeology is the study of

A

ancient shipwrecks and civilization

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14
Q

Public policy

A

coastal land development

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15
Q

Law of the Sea Treaty

A

minerals are controlled by countries

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16
Q

Steady State Theory

A

matter and energy interchangeable (sum total), constant wavelengths

17
Q

Big Bang Theory

A

1950- Doppler Effect (expansion of the universe)

18
Q

Oscillation Theory

A

Black holes- The Oscillating Universe theory states that the universe is in an endless cycle of Big Bangs, followed by Big Crushes to restart the cycle. This supposedly has been going on for an infinite amount of time, and will continue to go on for an infinite amount of time

19
Q

Primitive Atmosphere #1

A

a) Methane modified early to Carbon Dioxide
b) Ammonia
c) Water vapor
no oxygen for ozone

20
Q

Present Atmosphere #2

A

a) Nitrogen and other inert gases like Argon
b) Oxygen
c) Carbon Dioxide
d) Ozone and other gases

21
Q

3 Types of Mechanisms (how 1 changed to 2)

A

1) Photochemical Dissociation
2) Outgassing
3) Comet Ice

22
Q

Photochemical Dissociation

A

breaking apart of light

23
Q

Outgassing

A

Plants producing oxygen

24
Q

Comet Ice

A

Frozen water

25
Q

Origin of Life

A

Divine creation
Life developed from other chemicals
Extraterrestrial
Combination

26
Q

Divine Creation (Genesis)

A

Matter of faith

World Oceans (2 decks)

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