Questions 7-8 15 N 37 2 kg A 2 kg block is initially at rest on a horizontal frictionless table. A force of 15 N is then exerted on the block at an angle of 37° to the horizontal, as shown above. 7. The change in the kinetic energy of the block after moving a distance of 3 m is most nearly (A) 60 J 9 (B) 45 J (C) 36 J (D) 27J (E) 24 J 7