A 0.50-KG BLOCK INITIANALLY ON A REST ON A FRICTIONLESS HORIZONTAL SURFACE IS ACTED UPON BY A FORCE OF 8.0N FOR A DISTANCE OF 4.0M. HOW MUCH KINETIC ENERGY DOES THE BLOCK GAIN?

2 answers

work done is forceapplied*distance, since no work is absorbed by friction, the final KE must be....
32 J