Convection Currents Quiz

The rising of warm air and the sinking of cool air due to convection creates a (a)   motion.

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NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

When a fluid is heated, it becomes less dense and (a)   .

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NGSS.MS-PS1-4

The continuous (a)   of warm fluid rising and cool fluid sinking is called a convection current.

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NGSS.MS-ESS2-6

In the (a)   , convection currents help form wind patterns and storms.

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NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

Which of the following is an example of a convection current?

• heat transfer through a metal rod

• boiling water in a pot

• light shining through a window

• sound waves traveling through air

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NGSS.MS-ESS2-6

NGSS.MS-PS1-4

Convection currents are responsible for transferring heat in _______.

• metals

• fluids

• vacuums

• all of these

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NGSS.MS-PS1-4

When a fluid is heated it _______.

• becomes less dense and sinks

• becomes less dense and rises

• evaporates immediately

• remains the same

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NGSS.MS-PS1-4

Differences in _______ cause convection currents to form.

• gravity

• temperature and density

• pressure

• light

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NGSS.MS-ESS2-6

In Earth's mantle, convection currents are responsible for which geological process?

• earthquakes

• mountain formation

• plate tectonics

• erosion

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NGSS.MS-ESS2-3

Convection currents in the ocean are important because they _______.

• affect weather and climate

• keep the ocean still

• prevent evaporation

• cause volcanic eruptions

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NGSS.MS-ESS2-6