Oceanography Ch. 2 Flashcards

(34 cards)

1
Q

Voyaging

A

Traveling on the ocean for a specific purpose

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2
Q

Charts

A

Graphic representations that primarily depict water

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3
Q

Oceanus

A

Latin variant of Greek root “ocean”

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4
Q

Cartographers

A

Mediterranean traders who made routine journeys

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5
Q

Marine science

A

The organized study of the ocean

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6
Q

Library of Alexandria

A

Library founded by Alexander the Great

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7
Q

Eratosthenes of Cyrene

A

Greek astronomer, philosopher, and poet

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8
Q

Latitude

A

Lines drawn parallel to the equator

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9
Q

Longitude

A

Lines drawn from pole to pole

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10
Q

Polynesia

A

The peoples of the central and eastern Pacific islands

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11
Q

Vikings

A

Bands of Scandinavian adventurers

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12
Q

Chinese navigators

A

More skilled navigators than Europeans

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13
Q

Prince Henry the Navigator

A

Third son of the royal family of Portugal

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14
Q

Compass

A

An instrument that points to a magnetic pole

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15
Q

Christopher Columbus

A

“Discovered” the New World by accident

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16
Q

Ferdinand Magellan

A

A Portuguese navigator in the service of Spain who thought he could open a westerly trade route to the Orient

17
Q

James Cook

A

British Royal Navy; An intelligent and patient leader

18
Q

John Harrison

A

Yorkshire cabinetmaker who invented the chronometer

19
Q

Chronometer

A

A clock that is accurate to determine longitude

20
Q

Matthew Maury

A

US Naval Officer and first full-time oceanographer

21
Q

Benjamin Franklin

A

Noticed hull speed didn’t always mean “fastest”

22
Q

Charles Darwin

A

Voyaged on HMS Beagle

23
Q

Oceanography

A

Science of the ocean

24
Q

Challenger expedition

A

Made to test theory that life below 549 meters was impossible because of high pressure and lack of light

25
Soundings
Grabbing stuff from deep within the ocean
26
Sea power
The means by which a nation extends its military capacity onto the ocean
27
Alfred Thayer Mahan
American naval officer and historian who published "The Influence of Sea Power upon History, 1660-1783"
28
Meteor Expedition
Crisscrossed the South Atlantic
29
Echo Sounder
A device that bounces sound waves off the ocean bottom
30
National Oceanic and Atmospheric Administration (NOAA)
Founded within the Department of Commerce in 1970
31
TOPEX/Poseidon
A satellite that covers 95% of ice-free ocean every 10 days
32
Jason-1
Satellite that monitors global climate interactions between the sea and atmosphere
33
AQUA
Satellite that will collect info on Earth's water cycle
34
Global Positioning System (GPS)
A constellation of 24 satellites in orbit above Earth