Heat and Energy

Which material will heat travel through the fastest?

• Plastic

• Wood

• Metal

How do molecules react when heat energy is added to them?

• They feel warmer but stay in place

• They feel warmer and move slower.

• They feel warmer and move faster

• Molecules do not react with heat energy only solar energy

What is Conduction?

• When heat is passed from particle to particle through an object.

• When particles get heated, expand, and become less dense.

• When heat transfers by waves through empty space.

What is Convection?

• When heat is passed from particle to particle through an object.

• When particles get heated, expand, and become less dense.

• When heat transfers by waves through empty space.

What is Radiation?

• When heat is passed from particle to particle through an object.

• When particles get heated, expand, and become less dense.

• When heat transfers by waves through empty space.

Which of the following is an example of heat transfer by Conduction?

• Burning your fingers on a hot iron.

• Heat from a heater warming up your whole house

• Standing by a campfire and feeling the heat.

• All of the above.

Which of the following is an example of heat transfer by Convection?

• Burning your fingers on a hot iron.

• Heat from a heater warming up your whole house

• Standing by a campfire and feeling the heat.

• All of the above.

Which of the following is an example of heat transfer by Radiation?

• Burning your fingers on a hot iron.

• Heat from a heater warming up your whole house

• Standing by a campfire and feeling the heat.

• All of the above.

What is heat?

• The temperature of hot objects

• The energy transferred between hot objects

• The fire hot objects give off.

• All of the above

How does heat move?

• From cooler objects to warmer objects.

• From warmer objects to cooler objects

• From metal objects to nonmetal objects

• Very quickly in all directions