Isaac wants to make s'mores. He holds a marshmallow on a metal skewer over a fire. A few seconds later, the marshmallow is cooked and the skewer feels warm. What most likely happened?
Answer
A
Thermal energy in the form of heat moved from the fire to the skewer and marshmallow.
B
The heat from the skewer cooked the marshmallow.
C
The heat generated from the marshmallow flowed in the form of thermal energy to the skewer and fire.
D
The fire heated the surrounding air, which cooked the marshmallow.