A truck enters a one$-$lane tunnel traveling at a constant $15$m$/$s$.$  There is a second car parked in the tunnel $80$m in front of the truck. At the instant the truck enters the tunnel, the second car accelerates with a $=2\mathrm{.}5$ m$/$s² to avoid being hit. 

 

A$)$ Construct a graph showing the position of both vehicles as a function of time. $($Use consistent units. You are not required to use "Quantities"$)$

B$)$ Does the second car get hit? If yes, what is the speed of the truck relative to the car? If not, what is the closest the truck comes to hitting the car?

Answer rating: 100% (QA)

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