Heat

Which material would NOT make a good baking pan (for high temperatures in the oven)?

• aluminum
• plastic
• steel
• glass

Sawing a piece of wood causes the end being sawed to become warm.  In this case, heat is produced by ____.

• burning fuels
• mixing matter
• electricity
• friction

Glass, steel, and aluminum are good examples of ______.

• insulators
• thermal energy
• conductors
• radiation

Plastic foam, wood, and rubber are good examples of ______.

• conductors
• insulators
• solar energy
• convection

heat always travels from _____ to ______ objects

• hot to cold
• cold to hot
• cold to cold
• hot to hot

What type of material makes the best conductor?

• Food
• Wood
• Styrofoam
• Metal

What type of material makes the best insulators?

• Aluminum
• Copper
• Styrofoam
• Metal

What is an insulator?

• Something that does NOT absorb heat very well.
• Something that absorbs heat.

What is a conductor?

• Something that does NOT absorb heat very well.
• Something that absorbs heat.

Poor conductors like wood and plastic are called:

• conductors
• insulators
• burners