The following velocity-time graph shows the motion of a runner in the first 11 seconds of their run. Convert the velocity-time graph to a position-time and an acceleration-time graph. Note: The initial position is 8 metres West. Show your work in the space provided.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final