Question: Sprinter Usain Bolt reached a maximum speed of 11.2 m/s in 2.0s while running 100-m dash. A) what was his acceleration? B) What distance did

Sprinter Usain Bolt reached a maximum speed of 11.2 m/s in 2.0s while running 100-m dash. 

A) what was his acceleration? 

B) What distance did he travel during his first 2.0s of the race? 

C) What assumptions did you make? 

D) What time interval was needed to complete the race assuming that he ran the last part of the race at his maximum speed? 

E) what is the total time of the race? How certain are you of the number you calculated?

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