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Force and Motion                                

Force is basically a push or pull which acts on an object or energy as an attribute of physical action or movement. It happens when two entities are in contact. Further, motion is when a body is moving, it is in motion.


The fastest athlete in 100 m race …….
a) Tyson Gay                      

b) John Blake
c) Usain Bolt                       

d) Jamelli

c

Explanation:Usain St. Leo Bolt, OJ, CD, OLY is a retired Jamaican sprinter, widely considered to be the greatest sprinter of all time. He is the world record holder in the 100 metres, 200 metres, and 4 × 100 metres relay.


In how much time, Usain Bolt made the world record?
a) 9.11 s

b) 9.58 s                

c) 9.63   

d) 9.78

b

What was the speed of Usain Bolt (meter per second) while making 100m race world record?
a) 9.2     

b) 10.4                  

c) 11.5   

d) 12.8

b

What was the speed of Usain Bolt (kilometer per hour) while making 100m race world record?
a) 39.2  

b) 37.5                  

c) 40.8   

d) 44.5

b

An act of movement is called……
a) force 

b) motion             

c) eenergy

d) wind   

b