Convection and Mantle Answers

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1
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Heat transfer within a fluid takes place by

A
convection currents.
B
radiation.
C
conduction.
D
density.
2
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Convection currents produce the heat in the Earth’s interior.

A
T
B
F
3

Please select the word from the list that best fits the definition

A
convection
B
conduction
C
radiation
4

When the heat source is removed from a fluid, convection currents in the fluid will

A
speed up.
B
change direction.
C
eventually stop.
D
continue at the same rate forever.
5

The transfer of heat by the movement of heated fluid is called conduction.

A
T
B
F
6

The transfer of energy through empty space is called

A
conduction.
B
convection.
C
radiation.
D
subduction.
7

Please select the word from the list that best fits the definition

A
convection
B
conduction
C
radiation
8

Scientists think that convection currents flow in Earth’s

A
continents.
B
mantle.
C
lithosphere.
D
inner core.
10

Mantle material rises in convection currents because heated materials become more dense.

A
T
B
F

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