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Science > The Atmosphere > Flashcards

The Atmosphere Flashcards

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0
Q

Closer to earth =___________

Farther away from earth =________

A

More air pressure

Less air pressure

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1
Q

The atmosphere is _________

A

Heavy

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2
Q

_______is a major factor in our _______

A

Heat

Weather

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3
Q

____________is usually measured using a _____

A

Air pressure

Thermometer

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4
Q

How does a thermometer work?

A

Liquids expand when heated and contrast when cooled

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5
Q

What is the earth heated by ?

A

Sun

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6
Q

_____________=low pressure

Cooler air sinks =___________

A

Warmer air rises

High pressure

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7
Q

A_____is the horizontal movement of air from an area of high pressure to an area of low pressure

A

Wind

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8
Q

Winds are caused by differ in _______

A

Air pressure

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9
Q

__________ blow from specific direction over long distances

A

Global winds

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10
Q

______air rises at the ______,_______air sinks at the poles

A

Warm
Equator
Cold

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11
Q

Air blows from the equator toward the ?

A

To the poles and from the poles to the equator .

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12
Q

What is convection current ?

A

The air that blows to and from the equator

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13
Q

Because of earths rotation ,________do not blow straight up and down from the equator to the poles and back

A

Global winds

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14
Q

Winds are _____

A

Curved

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15
Q

This wind turns toward the right

A

Northern hemisphere

16
Q

This wind turn opposite of northern hemisphere back what direction ?

A

Southern Hemisphere

Left

17
Q

The _______effect and other factors combine to produce areas of calm winds

A

Coriolis

18
Q

This place is near the equator where I he wind does not blow

A

Doldrums

19
Q

The Coriolis effect also causes the ________

A

Jet stream

20
Q

The jet stream is?

A

Bands of high speed winds ,generally blow from west to east and travels around earth N&S in wavy paths

21
Q

The Coriolis effect also causes the ________and the ___________

A

Prevailing westlies

Polar eastlies

22
Q

These winds meet at the __________ . The mixing of warm and cold air along this region has a major effect on our weather.

A

Polar front

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