Physics – 1.2 Motion | e-Consult
1.2 Motion (1 questions)
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Answer:
Calculate the average speed:
Distance (s) = 100m
Time (t) = 10s
Speed (v) = s/t = 100m / 10s = 10 m/s
The runner's average speed is 10 m/s.
Units of speed in the SI system:
The SI unit for speed is the metre per second (m/s). This indicates the distance travelled in one second.