Energy Quiz 2

What is a conductor?

• Materials that lose heat

• Materials that transfer heat easily

• Materials that slowly transfer heat

What is an insulator?

• Materials that gain heat

• materials that slowly transfer heat

• materials that transfer heat easily

Which item would be the best example of a conductor?

• copper pot

• wooden spoon

• plastic bowl

Which item would be the best example of an insulator?

• a piece of foil

• a brass bell

• a styrofoam cup

Why do we put insulation in our homes?

• for decoration

• to fill empty space in the walls

• to slow heat transfer from inside to outside

Which body is best suited for cold weather?

• 
• 
• 

What are some objects people WANT heat energy to conduct through easily?

• windows and doors

• pots and pans

• winter coats and gloves

Two soda bottles are in the refrigerator. One is plastic and one is aluminum. The soda is the same temperature but the aluminum bottle feels cooler. What is the reason for this?

• aluminum is the better conductor

• plastic is a better conductor

• both materials conduct the same amount of heat

Heat energy transfers from...

• cool to warm

• right to left

• warm to cool

What happens during an energy transfer?

• enregy is destroyed

• energy is created

• energy changes form