Convection Quiz

What is convection?

• The flow of fluids due to material property heterogeneity

• The flow of fluids due to electromagnetic forces

• The flow of fluids due to thermal expansion

• The flow of fluids due to gravity

In which of the following can convection take place?

• Liquids

• All of the above

• Solids

• Gases

What role does convection play in Earth's atmosphere?

• It transfers heat

• It creates clouds

• It causes thunderstorms

• It affects the structure of the atmosphere

What is the main effect causing thermal convection?

What is advection?

• Fluid motion created by thermal gradients

• The intentional use of convection for heat transfer

• Fluid motion created by velocity

• The flow of fluids due to material property heterogeneity