Circulation in Earth's Atmosphere

What causes warm air to rise?

• the fact that it's less dense than cold air

• The fact that it weighs more than cold air

• The fact that it has higher pressure than cold

• the fact that its more dense than cold air

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What causes wind to blow?

• Differences in longitude

• Shock waves from clouds

• Differences in air temperature and pressure

• The rotation of the earth

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Which term best describes how the earth's atmosphere is heated?

• Spirally

• Unevenly

• Circularly

• Kinetically

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What creates the air pressure difference between the equator and the poles?

• The length of the seasons

• The shape of the earth

• the duration of the solar year

• The amount of direct sunlight each area receives

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How are the winds in the northern hemisphere different from winds in the southern hemisphere?

• Winds in the northern hemisphere are deflected right; winds int eh southern hemisphere are deflected left

• winds in the northern hemisphere are deflected south; winds in the southern hemisphere are deflected north

• winds in the northern hemisphere are deflected eart; winds in the southern hemisphere are deflected west

• winds in the northern hemisphere are deflected left; einds in the southern hemisphere are deflected right

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If you wanted to visit an area with very little wind, where might you go?

• The doldrums around the equator

• the jet streams in the northern and southern hemisphere

• the North or South Pole

• the area around the Mediterranean Sea

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The reason why global winds flow from east to west and west to east, but not north to south, or south to north.

• Bernoulli's principle

• Coriolis effect

• high pressure

• low pressure

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NGSS.MS-ESS2-6

The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.

• Convection

• Conduction

• Radiation

• insulation.

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A large house being heated by heater warms a house when the air is circulating.

• Convection

• Conduction

• Radiation

• insulation.

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The sun shines down on this family as the play on the beach. This is an example of:

• conduction

• convection

• radiation

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