Fact 1: If a thermal conductor is exposed to a source of heat then that conductor may become hot.

Fact 2: Copper is a great thermal conductor.

Given the two facts above, answer the question "What material will become hot if exposed to a heat source?" with the following options: 
- coal
 - asbestos
 - polystyrene
 - Oak
 - Fiberglass
 - Copper
 - bamboo
 - an object


 

      Copper   