Energy Transfer Quiz

What is conduction?

• Transfer of energy through radiation

• Transfer of energy through convection

• Transfer of energy through particles colliding

• Transfer of energy through sound waves

Which material is a poor conductor of heat?

• Metal

• Wood

• Water

• Plastic

What happens to particles in a liquid when heated?

• They move slower

• They move faster

• They stop moving

• They become solid

What is a convection current?

• Movement of particles in a solid

• Movement of particles in a liquid or gas

• Movement of sound waves

• Movement of light waves

What is an insulator?

• A material that easily transfers energy

• A material that does not transfer energy well

• A material that emits light

• A material that conducts electricity

What is the role of a duvet in terms of energy transfer?

• It conducts heat

• It insulates and traps heat

• It radiates heat

• It absorbs sound

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

• It increases

• It decreases

• It remains the same

• It becomes solid

What is the main method of energy transfer in metals?

• Conduction

• Convection

• Radiation

• Sound

What is the effect of heating on the particles in a gas?

• They move closer together

• They move further apart

• They stop moving

• They become liquid

What is the primary method of energy transfer in liquids and gases?

• Conduction

• Convection

• Radiation

• Sound