6
QuizMultiple Choice

Energy Transformations

Question 6 • PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022

Wood has chemical energy, which can be used to generate thermal and radiant energy when burned in a fireplace. Which best explains what happens to the total amount of energy in this scenario?

Answer
A
The total energy in the system increases because chemical energy creates thermal and radiant energy.
B
The total energy in the system decreases because chemical energy disappears as thermal and radiant energy are generated.
C
The total energy in the system remains the same as the decrease in chemical energy equals the increase in thermal and radiant energy.
D
The total energy in the system remains the same as the increase in chemical energy equals the decrease in thermal and radiant energy.
Previous
Next