Question

During a camping trip, students lit a fire using dry wood. As the fire burned, it gave off heat and light.

Two children are crouched by a campfire with a kettle suspended above it. The fire is contained within a circle of stones, and there are small piles of wood nearby.
Which statement BEST explains the energy transformation that occurred as the wood burned?
Responses
A The fire transformed chemical energy in the wood into thermal and light energy.The fire transformed chemical energy in the wood into thermal and light energy.
B The fire transformed electrical energy into thermal energy.The fire transformed electrical energy into thermal energy.
C The fire transformed thermal energy into chemical energy.The fire transformed thermal energy into chemical energy.
D The fire transformed radiant energy into sound energy.

Answer 1

A

Burning wood converts the chemical potential energy stored in the wood into thermal (heat) and radiant (light) energy during combustion.