Atmosphere and Air Temperature
Water Vapor and Humidity
Clouds and Percipitation
Air Pressure and Wind
Air Masses, Fronts and Climates
100
what the lower atmosphere (or troposphere) is like at any given place and time
What is weather
100
the changing of a gas into a liquid
What is condensation
100

a cloud at ground level

What is fog

100

air that moves 

What is wind

100

the average weather pattern of a region

What is climate

200
the force put on a given area by the weight of the air above it
What is air pressure
200

Water that falls from the atmosphere and reaches the earth

What is precipitation 

200

any form of water particles that falls from the atmosphere and reaches the ground

What is precipitation

200

are influenced by temperature changes in a small area.

What is local winds

200

a boundary between air masses with different temperatures

What is a front

300
the air that surrounds the earth
What is atmosphere
300

water after it evaporates 

What is water vapor

300

a type of cloud that forms in blanketlike layers

What are stratus clouds

300

move in large circular belts around the earth.

What is global winds

300

a large region of the atmosphere where the air has similar properties throughout

What is air mass

400
this instrument measures air pressure
What is barometer
400

the changing of a liquid into a gas

What is evaporation

400

these clouds are puffy and appear to rise up from a flat bottom

What are cumulus clouds

400

Wind speed is measured by an

What is an anemometer

400

when cold air moves in under a warm air mass

What is a cold front

500
the layer closest to Earth's surface
What is troposphere
500

Water vapor in the atmosphere

What is humidity

500

this type of cloud forms at a very high altitude and have a wispy, featherlike shape

What are cirrus clouds

500

the winds that Christoper Columbus used to sail to America

What are the trade winds 

500

when warm air moves in over a cold air mass

What is a warm front

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