Formative Assessment: Convection Currents

Heat transfer by convection is caused by differences in what two things:

• Thickness and material

• Weight and electricity

• Temperature and density

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In convection, COOL air

• Rises
• Sinks

Tags

NGSS.MS-ESS2-6

In convection, WARM air

• Rises
• Sinks

Tags

NGSS.MS-ESS2-6

Heat transfers from an area of ____temperature to an area of ___ temperature. Use the diagram to assist you with answering this question.

• high to low
• low to high
• high to high
• low to low

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Warm air is __________ dense than cold air and rises creating convection currents.

• more
• less

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which picture shows material that is more dense?

• The picture of the left

• The picture on the right

When do particles move faster?

• In hot water

• In cold water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Can convection currents occur in a solid?

• No.

  just in a liquid and gas.

• Yes.

  In a solid, liquid, and gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In convection, COOL air

• Rises
• Sinks

Cold air is __________ dense than warm air and sinks creating convection currents.

• more

• less

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6