Heat Energy Review

Heat can be produced by electricity, burning, and ________________.

• Fire
• Friction
• Boiling

_______________ is when you rub two objects together to produce heat.

• Burning
• Electricity
• Friction

A hairdryer is an example of heat being produced by ____________.

• Electricity
• Burning
• Friction

Roasting a marshmallow over a campfire is an example of heat being produced by ____________.

• Friction
• Electricity 
• Burning

Rubbing your hands together is an example of heat being created by __________.

• Friction
• Electricity
• Burning

Heat only moves from cold objects to hot objects.

• True
• False

Heat is a form of thermal energy.

• True
• False

Sources of heat produce heat energy and makes things warm.

• True
• False

An ___________________________ insulates the transfer of heat energy and does NOT allow heat to move easily through them.

• Conductor
• Insulator

Which is a good conductor?

• Wood
• Plastic
• Metal