A drag racer, starting from rest, travels 6. 0 m in 1. 0 s. Suppose the car continues this acceleration for an additional 4. 0 s. How far from the starting line will the car be.

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?