A 40 kg gymnast somersaults into a foam ball pit at a speed of 7 m/s. If the foam applies an average force of 1000 N , how far into the pit will the gymnast sink before she stops?

If steel is more dense that lake water, why can a boat float

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

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.