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Earth Science Vocab > Vocab Terms > Flashcards

Vocab Terms Flashcards

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1
Q

The mass of water vapor in each cubic unit of air

A

Absolute Humidity

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2
Q

Instrument that measures wind speed

A

Anemometer

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3
Q

A region of relatively high atmospheric pressure

A

Anticyclone

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4
Q

An instrument used to measure air pressure

A

Barometer

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5
Q

The change in state from a liquid to a gas occurs at the boiling point

A

Boiling

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6
Q

A large body of tiny water droplets

A

Cloud

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7
Q

The process by which a substance changes from a gas to a liquid

A

Condensation

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8
Q

Tiny particles or solid suspended in the air on which water condenses to form a cloud

A

Condensation Nuclei

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9
Q

Heated molecules pass their vibrational energy to nearby molecules

A

Conduction

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10
Q

A form of heat flow that moves matter and energy as density currents

A

Convection

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11
Q

The act of moving together

A

Convergence

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12
Q

The apparent curve to the right of winds and ocean currents in the Northern hemisphere

A

Coriolis effect

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13
Q

A region of relatively low atmospheric pressure

A

Cyclone

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14
Q

Liquid water that forms by condensation on cool surfaces

A

Dew

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15
Q

The temperature at which air is saturated with water vapor

A

Dewpoint

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16
Q

The act of moving apart

A

Divergence

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17
Q

Scale that shows the entire range of light that exists in the universe

A

Electromagnetic Spectrum

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18
Q

The periodic replacement of cold water with warm water along the western coast of South America

A

El Nino

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19
Q

Change in state from a liquid to a gas

A

Evaporation

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20
Q

Very low clouds that reach the ground

A

Fog

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21
Q

The changing in state from a liquid to a solid

A

Freezing

22
Q

Winds flow outward from the higher pressure areas near their centers towards the lower pressure areas

A

High pressure system

23
Q

The water vapor content of the air

A

Humidity

24
Q

Currents of air that influence the path of weather systems

A

Jet stream

25
Q

Light winds that blow from the land toward the water

A

Land breeze

26
Q

Winds blow towards the low pressure, and the ai rises in the atmosphere where they meet and form clouds

A

Low pressure system

27
Q

The change in state from solid to liquid

A

Melting

28
Q

The middle layer of the atmosphere

A

Mesosphere

29
Q

A scientist who studies the weather

A

Meteorologist

30
Q

The study of earth’s atmosphere and how it changes

A

Meteorology

31
Q

As air ascends the mountain, the air cools as it rises the water vapor condenses and clouds form

A

Orographic lifting

32
Q

Layer in the stratosphere that protects life on earth from the sun’s UV radiation

A

Ozone

33
Q

The states of matter, solid, liquid, and gas

A

Phases of matter

34
Q

Water that falls to earth as rain, sleet, snow and hail

A

Precipitation

35
Q

Prevailing winds from the west toward the east in the middle latitude between 30 and 60 degrees latitude

A

Prevailing westerlies

36
Q

The most common wind speed and direction at a particular location

A

Prevailing winds

37
Q

The transfer of energy in the form of radioactive waves

A

Radiation

38
Q

Liquid precipitation that falls quickly

A

Rain

39
Q

A comparison of the actual amount of water vapor in the air compared to the amount it could hold

A

Relative Humidity

40
Q

Air that has as much moisture as it can hold

A

Saturated air

41
Q

Light winds that blow from the water toward the land

A

Sea breeze

42
Q

Instrument used to determine dewpoint and relative humidity

A

Sling psychrometer

43
Q

The energy needed to change the temperature of a substance

A

Specific heat

44
Q

The lay of the atmosphere directly above the troposphere

A

stratosphere

45
Q

A measure of the average kinetic energy of the molecules in a substance

A

Temperature

46
Q

An instrument used to measure temperature

A

Thermometer

47
Q

The highest layer of earth’s atmosphere

A

Thermosphere

48
Q

The lowest layer of earth’s atmosphere

A

Troposphere

49
Q

The change in state from liquid to gas

A

Vaporization

50
Q

The short term conditions in earth’s atmosphere

A

Weather

Earth Science Vocab (1 decks)

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