In a 100 m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ___________ ms-1
A. 5
B. 10
C. 20
D. 40
Answer:A
In a 100 m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ___________ ms-1
A. 5 B. 10 C. 20 D. 40