Academic Paper Homework Help
Question
#1 The mass of a penny is 2.50 g. What is the gravitational potential energy of the penny if it
#1 The mass of a penny is 2.50 g. What is the gravitational potential energy of the penny if it at
rest at the top of the Empire State Building which is 381 m high.
#2 A sky diver is about to jump out of a plane 2500 m high. She has a mass of 58 kg. What is
her gravitational potential energy? (Ignore all kinetic energy)
#3 A tired mom is picking up after her child and she bends down to pick up his Yoshi doll. The
plush doll has a mass of 0.45 kg. She lifts if from the floor to about her waist 1.0 m high. What is
the work done by the mom to pick up the doll?
#4 A 8.5 kg suit case is on the top of a shelf that is 2.4 m high. What is the work required by a
guy to place it on the bed 0.90 m high?
#5 A mechanic has a car on a lift. The 2050kg car goes up from the ground to a point 2.45 m
high. What is the work done by gravity to lift the car?
#6 A kid is on a sled sliding down a hill. The hill is 8.0 m high and slopes slowly downwards.
The kid and sled together have a mass of 51 kg. How much work does gravity do in bringing the
kid down?
Answer
Physics homework help
This is property of termpaperchampions.com. Log in to Buy an essay online from us.
