AnswersPBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022Lab: Thermal Energy Transfer — Cumulative examQuestion 19
19
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Lab: Thermal Energy Transfer — Cumulative exam

Question 19 • PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022

Which is the best example of the law of conservation of energy?

Answer
A
A basketball stops bouncing because its energy disappears.
B
A rolling skateboard slows down because some of its kinetic energy changes to heat.
C
A falling book hits the ground and all of its energy is destroyed.
D
A toy car gains speed as it moves down a ramp because the ramp creates energy.
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