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Physics Quiz MCQ Practice

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1. The SI unit of work is the:

  1. A. Joule
  2. B. Pascal
  3. C. Newton
  4. D. Watt
Answer: Joule
Explanation: Joule — verified fact for Physics Quiz.
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2. The acceleration due to gravity on Earth is approximately:

  1. A. 8.9 m/s²
  2. B. 9.8 km/s²
  3. C. 9.8 m/s²
  4. D. 10.8 m/s²
Answer: 9.8 m/s²
Explanation: 9.8 m/s² — verified fact for Physics Quiz.
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3. Sound cannot travel through:

  1. A. Air
  2. B. Solids
  3. C. Water
  4. D. Vacuum
Answer: Vacuum
Explanation: Vacuum — verified fact for Physics Quiz.
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