Deshawn uses 1/2 N to carry a piece of paper 5 m from his desk to his teacher. Which of the following statements is true? A. DeShawn has not done any work B. DeShawn has done 2.5 Nm of work C. DeShawn has done 5 1/2 Nm of work D. DeShawn has done 10 Nm of work

Will a heavier bowling ball hit pins better than a lighter bsll

Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp