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**A car of mass 1500 kg goes down a hill with a height of 50m. when the car reaches the bottom of the hill the speed is 15 m/s. how much energy was lost due to friction and air resistance?**

hey, im having trouble with my home work T.T I have no clue how to do it if someone can help, much would be much appreciated.

the answer is 566 KJ but i have no clue how to get it.

thanks in advance.