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Work, energy and power

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Question 8

A typical family car carrying passengers is travelling along a highway at a speed of 30 m s-1.

What is a reasonable estimate for the kinetic energy of the car?

7×103 J7 \times 10^3\text{ J}7×103 J

7×105 J7 \times 10^5\text{ J}7×105 J

7×107 J7 \times 10^7\text{ J}7×107 J

7×109 J7 \times 10^9\text{ J}7×109 J

Work, energy and power Questions

  1. A Level
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  3. /Work, energy and power