8th Grade Lessons 1-4

The atmosphere is mostly made up of the gases

• oxygen

• nitrogen

• helium

• argon

What is the measure of the amount of water vapor in the air?

• dew point

• precipitation

• evaporation

• humidity

What process in the water cycle is driven directly by the sun's energy?

• precipitation

• evaporation

• condensation

• transpiration

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NGSS.MS-ESS2-4

In the water cycle, water vapor becomes liquid water during:

• precipitation

• condensation

• runoff

• evaporation

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NGSS.MS-ESS2-4

Which type of front does not move?

• cold

• stationary

• occluded

• warm

Which term describes the boundary where two air masses meet?

• anticyclone

• front

• cyclone

• jet stream

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What type of air mass is most likely to form over the Atlantic Ocean near the equator?

• Maritime Tropical

• Continental Polar

• Continental Tropical

• Maritime Polar

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What does an isobar show on a weather map?

• areas of low humidity

• areas of high winds speeds

• areas of equal air pressure

• areas of equal temperature

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NGSS.MS-ESS2-5

A person who collects and analyzes weather data and uses the results to make weather forecasts is a

• meteorologist

• doctor

• president

• psychologist

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Forms when a cold air mass runs into a warm air mass.

• cold front

• warm fronts

• occluded fronts

• stationary fronts

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NGSS.MS-ESS2-5