I Flashcards

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1
Q

Air Pressure

A

It is the force exerted on a surface by the air above it as gravity pulls it to Earth.

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2
Q

Tropical

A

characteristic of a region or climate that is frost-free with temperatures high enough to support year-round plant growth given sufficient moisture.

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3
Q

Celsius

A

scale based on 0° for the freezing point of water and 100° for the boiling point of water.

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4
Q

Cumulus Cloud

A

detached, individual, cauliflower-shaped clouds usually spotted in fair weather conditions.

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5
Q

Cirrus Cloud

A

wispy, feathery, and composed entirely of ice crystals.

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6
Q

Thermometer

A

an instrument that measures temperature.

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7
Q

Tropical Depression

A

forms when a low pressure area is accompanied by thunderstorms that produce a circular wind flow with maximum sustained winds below 39 mph.

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8
Q

Ocean Current

A

the continuous, predictable, directional movement of seawater driven by gravity, wind and water density.

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9
Q

Dew Point

A

the temperature the air needs to be cooled to (at constant pressure) in order to achieve a relative humidity (RH) of 100%

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10
Q

Hurricane

A

a storm with a violent wind, in particular a tropical cyclone in the Caribbean.

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11
Q

Desert

A

an area of land that receives no more than 25 centimeters (10 inches) of precipitation a year.

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12
Q

Typhoon

A

a tropical cyclone with the maximum wind of 34 knots or higher.

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13
Q

Humidity

A

the amount of water vapor in the air

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14
Q

Forecast

A

predict or estimate

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15
Q

Atmosphere

A

made of the layers of gases surrounding a planet or other celestial body.

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16
Q

Hail

A

in the form of small balls or lumps

17
Q

Thunderstorm

A

A rain-bearing cloud that also produces lightning

18
Q

Cloud

A

a mass of water drops or ice crystals suspended in the atmosphere.

19
Q

Precipitation

A

any liquid or frozen water that forms in the atmosphere and falls back to the earth.

20
Q

Drought

A

a prolonged period of abnormally low rainfall, leading to a shortage of water.

21
Q

Front

A

to have the front or principal side adjacent to something. also : to have frontage on something.

22
Q

Meteorology

A

the science dealing with the atmosphere and its phenomena, including both weather and climate

23
Q

Freezing Point

A

the temperature at which a liquid becomes a solid at normal atmospheric pressure

24
Q

Tornado

A

A violently rotating column of air touching the ground, usually attached to the base of a thunderstorm.

25
Q

Cumulonimbus Cloud

A

menacing looking multi-level clouds, extending high into the sky in towers or plumes.

26
Q

Thunder

A

the sound that follows a flash of lightning and is caused by sudden expansion of the air in the path of the electrical discharge

27
Q

Weather

A

Thermometer

28
Q

Waterspout

A

a pipe, duct, or orifice from which water is spouted or through which it is carried.

29
Q

Barometer

A

an instrument for determining the pressure of the atmosphere and hence for assisting in forecasting weather and for determining altitude

30
Q

Global Warming

A

Global warming occurs when carbon dioxide (CO2) and other air pollutants collect in the atmosphere and absorb sunlight and solar radiation

31
Q

Temperature

A

the degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale

32
Q

Barometric Pressure

A

another term for atmospheric pressure

33
Q

Funnel Cloud

A

a funnel-shaped cloud that projects from the base of a thundercloud and that often precedes the formation of a tornado.

34
Q

Climate

A

the weather conditions prevailing in an area in general or over a long period.