Starter quiz
- A pupil measures the time taken for different sports balls to travel 30 cm. Use the times to put the balls in order of decreasing speed, starting with the fastest.
- 1⇔ball D: 0.25 s
- 2⇔ball A: 0.28 s
- 3⇔ball B: 0.31 s
- 4⇔ball C: 0.34 s
- 5⇔ball E: 0.36 s
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