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Liquids and gasses tend to expand when heated,

this lowers the density,

thus warm "air" rises and cool air falls.

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11y ago
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Q: How does convection happen?
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Related questions

Where convection can happen?

convection happens in liquid


Does convection happen in the crust?

No. The crust is rigid; it does not allow convection.


What happen as thermal energy is transferred from the core to the mantle?

CONVECTION CURRENT is the answer.


Is a coffie pot a type of convection?

No because convection can only happen in liquids or gases.


What substances can convection happen in?

in liquids and gases


Does nuclear fusion happen in the convection zone?

no


What will happen to the convection currents in the mantle if the earths interior cools down?

the convection currents will stop


What do you think will happen to the convection current in the mantle if the interior of earth eventually cools down?

the convection currents will stop


What will happen to the convection currents in the mantle if Earth's interior eventually cooled down?

The convection currents will stop


What will happen to the convection current in the mantle if Earth's interior eventually cools down?

the convection currents will stop


What will happen to convection currents in the mantle if earth's interior eventually cools down?

the convection currents will stop


What cannot happen in a solid or through a vacuum?

convection