weather Flashcards

1
Q

condition of the atmosphere at a given time and place

A

weather

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2
Q

weather conditions in a geographic region over a long time

A

climate

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3
Q

a measurement of heat

A

temperature

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4
Q

earths atmosphere traps heat energy in a process called what

A

greenhouse affect

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5
Q

evidence that shows that earth has gotten warmer in recent decades

A

global warming

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6
Q

winds around the centers of low atmospheric pressure

A

cyclones

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7
Q

winds that blow from the same direction most of the time

A

prevailing winds

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8
Q

areas with no prevailing winds

A

doldrums

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9
Q

zone between two air masses of widely different temperatures or moisture levels

A

front

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10
Q

process by which liquid changes to gas

A

evaporation

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11
Q

the amount of water vapor in the air

A

humidity

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12
Q

the process by which water vapor changes from a gas into liquid droplets

A

condensation

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13
Q

cooling effect that occurs when air is forced to rise over a mountain, resulting in a wetter wind-ward and a dryer leewards side

A

orthographic effect

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14
Q

a drier area on the leeward side of a mountain rain

A

rain shadow

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15
Q

violent twisting spiral of air

A

tornadoes

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16
Q

the term for hurricanes in the western pacific ocean

A

typhoons

17
Q

communities of plants and animals

A

ecosystems

18
Q

a wind system in which winds reverse directions and cause seasons of wet and dry weather

A

monsoons

19
Q

areas of tropical grasslands scattered trees and shrubs

A

savannas

20
Q

dry

A

arid

21
Q

forrests made up of trees that loose their leaves during part of the year

A

deciduous forrest

22
Q

forrests of cone bearing evergreen trees

A

coniferous forrest

23
Q

permanently frozen soil below the grounds surface

A

permafrost