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12 questions from this quiz
Scalar
Direction of movement
We hardly ever travel at exact same speed
Distance & direction in straight line
v=stv = \frac{s}{t}v=ts
Fitness decreases, harder to run fast
More friction, reduces speed
Lactic acid
More fit = better cope with exercise
1.51.51.5 m/s
330330330 m/s
Cruising aeroplane (250250250 m/s)
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