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Physics for IGCSE & O level - Forces And Motion (Section 12 - No. 44)

If a car travels 100 meters in 5 seconds, what is its average speed?
5 m/s
20 m/s
100 m/s
0.05 m/s

Vysvětlení

Average speed = Distance / Time = 100m / 5s = 20 m/s

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