At point A the roller coaster car has 480 Joules of gravitational potential energy. At point C it only has 290 Joules of gravitational potential energy. How much kinetic energy does the car have at point C? Select one:

480 Joules

0 Joules

190 Joules

290 Joules

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd question 6 options: 3000 joules 30 joules 320 joules 3200 joules

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

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island