Energy

What is conduction?

• Transfer of heat from a solid to another solid. It must be touching.

• The process of converting electricity into heat

• The process of converting heat into electricity

• The process of transferring heat or electricity through a vacuum

Which of the following is an example of conduction?

• Touching a hot stove

• Listening to music

• Holding a cold drink

• Watching a movie

What is convection?

• Transfer of heat through a liquid or gas.

• Transfer of heat through radiation

• Transfer of heat through the movement of a solid

• Transfer of heat through conduction

Which of the following is an example of convection?

• Baking cookies in an oven

• Boiling water in a pot

• Lightning during a thunderstorm

• Melting ice in a glass

What is radiation?

• The transfer of energy as it moves through space in waves.

• The process of converting matter into energy

• The process of converting energy into matter

• The emission of sound waves

Which of the following is an example of radiation?

• sun

• Sound waves

• Microwaves

• Visible light

What is heat transfer?

• The process of thermal energy moving from one object or substance to another due to a difference in temperature.

• The process of thermal energy moving from one object or substance to another due to a difference in density.

• The process of thermal energy moving from one object or substance to another due to a difference in volume.

• The process of thermal energy moving from one object or substance to another due to a difference in pressure.

Which of the following is an example of heat transfer?

• Listening to music

• Touching a hot stove

• Turning on a light switch

• Blowing air on a cold drink

Which method of heat transfer is responsible for the warmth felt from a campfire?

• conduction

• convection

• evaporation

• radiation

​ ​ is transferred, not created or destroyed.​ (a)  

• matter
• mass
• waves
• energy