Mantle Convection

Select all that apply. Which of the following supports a convection current?

• energy build up

• heating/cooling of a fluid

• density changes

• force of gravity

Tags

NGSS.MS-ESS2-6

What do you call the transfer of heat by the movement of a heated fluid?

• radiation

• conduction

• convection

____________ occurs when heat is transferred into an object through motion or movement; an example would be boiling water.

• conduction

• convection

• radiation

During a convection current, what happens once the fluid heats up?

• Its density decreases

• Its density increases

• Its particles occupy less space

• Its particles move more slowly

Tags

NGSS.MS-PS1-4

Scientists think that convection currents that move the plates flow in Earth's

• Continental crust

• oceanic crust

• Mantle

• Lithosphere

Tags

NGSS.MS-ESS2-1

Scientist think that convection currents flow in Earth's

• Mantle

• Lithospehere

• Inner Core

• Crust

Heat transfer within a fluid takes place by

• Convection currents

• Radiation

• Conduction

• Density

The mantle in the Earth continually heats up and cools down using convection currents.

• True

• False

Tags

NGSS.MS-ESS2-1

Convection currents affect the movement of plates on the Earth's crust.

• True

• False

Tags

NGSS.MS-ESS2-3

What is the primary driving force behind mantle convection in the Earth's mantle?

• Heat from the Earth's core

• Solar radiation

• Tidal forces

• Magnetic fields

Tags

NGSS.MS-ESS2-1