S 1. Shane can run the length of a football field (91 meters) in 12
seconds. What is Shane's speed?

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?

Identify the type of heat transfer occurring when chocolate melts in your hand

How much work would it take to move a coulomb charge across a 4 volt potential difference?