Chapter 8 Weather Vocabulary Words Flashcards

0
Q

Atmosphere

A

The whole mass of air surrounding the earth

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1
Q

Insolation

A

Exposure to the suns rays

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2
Q

Troposphere

A

The lowest densest part of the earths atmosphere in which most weather changes occur and temp. Generally decreases rapidly

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3
Q

Air pressure

A

Force of unit per area exerted on the earths surface

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4
Q

Weather

A

The state of the atmosphere with respect to heat or cold

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5
Q

Barometer

A

An instrument that is used to measure air pressure

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6
Q

Water vapor

A

Water in a vaporous form diffused in the atmosphere but below boiling temp.

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7
Q

Humidity

A

Moisture in the air

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8
Q

Evaporation

A

To change from liquid to gas

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9
Q

Condensation

A

A liquid obtained by condensation of a gas or vapor

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10
Q

Relative humidity

A

The amount of water vapor present in the air

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11
Q

Stratus cloud

A

Genus of low-level cloud characterized by horizontal layering

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12
Q

Cumulus cloud

A

Often precursors of other types of clouds such as cumulonimbus

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13
Q

Cirrus cloud

A

Thin wispy clouds blown by high winds

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14
Q

Fog

A

A cloud that forms at ground level

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15
Q

Precipitation

A

Any form of water particles that fall from the atmosphere and reach the ground

16
Q

Water cycle

A

The continuous movement of water between earths surface and the air changing from liquid to gas

17
Q

Wind

A

Air that moves horizontally

18
Q

Convection cell

A

A circular pattern of air rising air sinking and wind

19
Q

Sea breeze

A

Wind that blows from sea to land

20
Q

Land breeze

A

Wind that blows from land to sea

21
Q

Coriolis effect

A

The curving of the path of a moving object caused by earths rotation

22
Q

Isobar

A

Each of two or more isotopes of different elements with the same atomic weight

23
Q

Weather vane

A

Mechanical device attached to an elevated structure

24
Q

Anemometer

A

An instrument for measuring the speed of wind