Hi Flashcards

1
Q

Water Cycle

A

The movement of water through the earth’s systems powered by the suns energy cycle has groundwater, evaporation, Evapotransporation (Plants), condensation precipitaion, Rain, Runoff,

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2
Q

Humidity

A

A measure of the amount of water vapor in the air

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3
Q

Relative Humidity

A

the percentage of water vapor in the air compared to the maximum amount of water vapor the air can hold at a particular temp

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4
Q

Dew Point

A

The temperature at which condensation begins

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5
Q

Cirrus

A

Wispy feathery clouds at high altitudes

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6
Q

stratus

A

Low flat clouds

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7
Q

Cumulus

A

The cotton ball clouds low altitude

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8
Q

Nimbus

A

A mid-altitude cloud that has precipitation

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9
Q

Precipitation

A

Any form of water that falls from clouds and reaches the earth’s surface. Includes rain snow hail freezing rain and sleet

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10
Q

Rain Gauge

A

An open end tube that collects rain water

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11
Q

Floods

A

Overflowing of water in a normally dry area

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12
Q

Droughts

A

A long period of scarce rainfall and dry weather

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13
Q

Air Masses

A

a huge body of air in the lower atmosphere that has similar temp

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14
Q

Maritime

A

Form over Ocean

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15
Q

Polar

A

cold air

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16
Q

Continental

A

Form of continent

17
Q

Tropical

A

warm air

18
Q

Prevailing westerlies

A

The major wind belts over the continental USA

19
Q

Trade winds

A

a wind blowing steadily toward the equator from the northeast in the northern hemisphere or the southeast in the southern hemisphere, especially at sea.

20
Q

Jet Streams

A

bands if high speed winds about 10 km above earth

21
Q

Fronts

A

The boundary where air masses meet

22
Q

Cold Front

A

warm rises and expands which makes it cooler

23
Q

Warm Front

A

Fast warm air takes out the cold air

24
Q

Occluded front

A

The warm air mass is caught between two cold air masses

25
Q

Stationary front

A

Cold air and warm air meet and neither push each other

26
Q

Cyclone

A

A swirling center of low air pressure

27
Q

anticyclone

A

High pressure swirling centers of dry air

28
Q

Storms

A

a violent disturbance in the atmosphere

29
Q

Thunderstorms

A

A small storm often occupanied by precipitation and thunder and lightning

30
Q

Hurricane

A

A tropical cyclone with winds 119km/h or higher

31
Q

Lightning

A

A sudden spark or electrical discharge

32
Q

Storm Surge

A

A “dome” of water that sweeps across the coast where the hurricane lands

33
Q

Tornado

A

A rapidly swirling funnel-shaped cloud that reaches down from a t-storm to touch the earth’s surface

34
Q

Meteoroligist

A

Scientists who study and try to predict the weather

35
Q

Phychrometer

A

A tool that has 2 bulbs, a wet one and a dry one that measures relative humidity