Mod E U1 L1 Circulation in Earth's Atmosphere

What are the main causes of the wind ?

• Uneven heating

• Pressure differences caused by uneven heating

• The presence of mountains

• The Sun

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which wind system is responsible for the prevailing winds in the United States?

• Trade winds

• Polar easterlies

• Prevailing westerlies

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NGSS.MS-ESS2-6

What causes the Coriolis effect?

• The rotation of the Earth

• The tilt of the Earth's axis

• The presence of mountains

• The distance from the Sun

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NGSS.MS-ESS2-6

The Coriolis Effect happens to do what to wind?

• It will cool it down

• It will curve it and give it prevailing winds

• It will warm it up

Answer explanation

The winds tend to bend and curve. We get more consistent prevailing winds as a result.

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NGSS.MS-ESS2-6

Which of the following is NOT a factor that influences wind?

• Temperature

• Pressure

• Humidity

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

How is it possible for dust from the Sahara to end up in the Amazon?

• A. The equator
• B. The moon helps
• C. The wind
• D. The ocean waves

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Choose the correct model of air circulation on Earth.

• 
• 
• 

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

True or False:

Air particle density determines air pressure.

• True
• False

True or False:

Temperature can affect the density of air particles.

• True
• False

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NGSS.MS-ESS2-6

Which statement below is true about air?

• A. Warmer air tends to move slowly and sinks, causing wind.
• D. Colder air tends to move slowly and sinks, causing wind.

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6