Work, Power, and Energy Directions: For each of the questions or incomplete statements below, two of the suggested answers will be correct, For each of these questions, you must select both correct choices to earn credit, No partial credit will be earned if only one correct choice is selected. Select the two that are best in each case and then enter both of the appropriate letters in the corresponding space on the answer sheet. 22, A block of mass m is sliding down a ramp which is set at an angle &relative to the horizontal, The coefficient of kinetic friction between the block and the ramp is A Which of the following changes would reduce the work done against friction? Select two answers. A) Decreasing the angle B) Decreasing the mass C) Increating the main D) Decreasing the coefficient of friction 23. A block is given a short pash and then slides with constant fiction across a horizontal floor. The graph shows the kinetic merry of the block after the push ends as a function of anidentified quantity. The quantity could be which of the following? Select two answers K A) The speed of the block By The distance traveled by the block C) The time elapsed since push D) The magnitude of the net work done on the block