For each problem: The known values
What value you are trying to solve for
The formula needed
Substitute the known values into the formula and solve.
4. A girl does 27 J of work to lift a moving box 0.6 m. How much does the box weigh?

5.You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 25 m/s. What kind of energy does the ball have? Now Calculate it (show your work).

6.A baby carriage is sitting at the top of a hill that is 32 m high. The carriage with the baby has a mass of 15 kg. What kind of energy does the carriage have? Calculate it?