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Earth Science Review 5.2
Test Description: Convection and the Mantle
Instructions: Answer all questions to get your test result.
1) __________ is the transfer of heat through space
A
radiation
B
conduction
C
convection
D
subduction
2) _________ is the transfer of heat between materials that are touching
A
convection
B
conduction
C
subduction
D
radiation
3) Density is
A
how much fluid there is at a given mass
B
how much volume there is in a given mass
C
how much mass there is in a given volume
D
how much fluid there is at a given volume
4) What causes convection currents in the mantle?
A
heat from the lower mantle
B
none of the choices
C
2 of the choices
D
heat from the core
5) density changes with change in
A
none of the choices
B
pressure
C
temperature
D
gravity
6) During heat transfer
A
heat moves from hot to cold
B
heat moves from hot to cold and cold to hot
C
heat doesn't move
D
heat moves from cold to hot
7) Rock in the mantle flows
A
very slowly
B
slowly
C
quickly
D
very quickly
8) In what layer of the Earth will there be no convection currents?
A
there are convection currents in all these layers
B
the outer core
C
the inner core
D
the mantle
9) As a fluid is heated particles move ________ and density _________
A
quickly; increases
B
quickly; decreases
C
slowly; increases
D
slowly; decreases
10) What 2 things set convection currents in motion
A
gravity and pressure
B
heat and pressure
C
heat and gravity
D
heat, gravity, and pressure
*select an answer for all questions
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