Class 9 · Science · Physics · Work, Energy, and Simple Machines
Kinetic and Potential Energy MCQs
Practice Kinetic and Potential Energy multiple-choice questions from Work, Energy, and Simple Machines (Class 9 Science) - tap an answer for instant feedback and a step-by-step solution. Practice the full set free on the RankByte app.
Kinetic and Potential EnergyQuiz - Solve & Score
Q1. Which has more kinetic energy: a 2 kg body at 6 m/s or a 4 kg body at 3 m/s?
- A.the 2 kg body at 6 m/s (36 J vs 18 J)
- B.the 4 kg body at 3 m/s
- C.both equal
- D.cannot be compared
Answer: A. the 2 kg body at 6 m/s (36 J vs 18 J)
Q2. How far does a 2 kg body at 4 m/s go before 15 N friction stops it?
- A.1.067 m
- B.0.267 m
- C.2.133 m
- D.0.533 m
Answer: A. 1.067 m
Q3. How far does a 2 kg body at 5 m/s go before 10 N friction stops it?
- A.2.5 m
- B.0.5 m
- C.5 m
- D.1.25 m
Answer: A. 2.5 m
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