Conductors and Insulators

Thermal energy travels ...

• outside to inside

• cold to hot

• hot to cold

• inside to outside

Conductors are materials that...

• Allow heat to pass through them freely.

• Allow cold to pass through them freely.Allow cold to pass through them freely.

• Stop heat from passing through.

• Stop cold from passing through.

Heat sensitive paper will change color when it gets

• cold

• hot

What objects do you think will make the best conductor (Allow the heat from his hand to pass freely through them to the paper)?

• cardboard

• shark tooth

• cotton

• penny

Is wool a conductor or insulator?

• Conductor

• Insulator

Is a metal pot a conductor or insulator?

• Conductor

• Insulator

 

The handle of a frying pan is often coated in rubber because rubber provides...

• Heat conduction

• Heat insulation

• A cool accent

• A low melting point

. Which of the following is NOT considered an insulator?

• Plastic

• Styrofoam

• Rubber

• Aluminum

Which of these INSULATED lunch boxes used to SLOW down thermal energy transfer between the hot outside air and your cold meal would you rather own?

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