Question

At the end of a race, a runner decelerates from a velocity of 9.00 m/s at a rate of $2.00 \textrm{ m/s}^2$ . (a) How far does she travel in the next 5.00 s? (b) What is her final velocity? (c) Evaluate the result. Does it make sense?

a) $20.0 \textrm{ m}$

b) $-1.00 \textrm{ m/s}$

c) Not really... see video for discussion.

Solution Video