Exam-style question
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In a closed system, if 100 J of kinetic energy is converted to potential energy, how much kinetic energy remains?.
- A.0 J
- B.50 J
- C.100 J
- D.200 J
Model answer
What a good answer should say
- 0 J
Explanation
Why this works
According to the conservation of energy, if all kinetic energy is converted to potential energy, then the remaining kinetic energy is 0 J.
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