Heat Transfer Quiz

What is heat?

• The movement of air

• A type of light

• A kind of sound

• The transfer of energy from a hot place to a cold place

Which method of heat transfer does not need particles?

• Evaporation

• Conduction

• Convection

• Radiation

What happens to hot air?

• It disappears

• It sinks

• It rises

• It turns into water

What is an example of conduction?

• A sea breeze

• A metal spoon getting hot in a drink

• Feeling the Sun's warmth

• Boiling water

What is a convection current?

• A type of electricity

• A cycle of rising warm fluid and sinking cool fluid

• A kind of wave

• A type of sound

Which material is best for conduction?

• Wood

• Metal

• Rubber

• Plastic

What is an example of radiation?

• A sea breeze

• Feeling heat from a campfire

• Ironing clothes

• Boiling water

What happens to particles in a solid during conduction?

• They stop moving

• They turn into gas

• They move far apart

• They vibrate and pass energy

What is thermal conductivity?

• How well a material absorbs light

• How well a material holds water

• How well a material conducts electricity

• How well a material transfers heat

What happens to the density of a fluid when it is heated?

• It decreases

• It increases

• It stays the same

• It turns into a solid