A tennis ball is thrown up in the air. As the tennis ball travels upward, kinetic energy is converted to potential energy. Use the graph to determine what the kinetic energy of the tennis ball will be when the potential energy is 9 joules. Record and bubble in your answer.

True or false: the revolution of the earth creates day and night as it rotates around the sun

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

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.