Determine the kinetic energy of a 1000-kg roller coaster car that is moving with a speed of 20.0 m/s
200000J
100
A cart is loaded with a brick and pulled at constant speed along an inclined plane to the height of a seat-top. If the mass of the loaded cart is 3.0 kg and the height of the seat top is 0.45 meters, then what is the potential energy of the loaded cart at the height of the seat-top?
13.2435 J
200
Kinetic energy is _________ energy
What is moving?
200
In a waterfall, potential energy is transferred to ___________
What is kinetic energy?
200
Movement of machine parts
What is mechanical energy?
200
Missy Diwater, the former platform diver for the Ringling Brother's Circus had a kinetic energy of
15,000 J just prior to hitting the bucket of water. If Missy's mass is 50 kg, then what is her speed?
24.5 m/s
200
Calculate the potential energy of a 5 kg object sitting on a 3 m ledge
147.15J
300
In order to give a ball more kinetic energy, you must do more ________?
What is Work?
300
potential energy equation
What is PE=mgh?
300
Collision in which potential energy is completely converted back into kinetic energy
What is elastic collision?
300
Regis
What is who wants to millionaire?
300
A 30kg roller coaster is at the top of 45m tall hill. Calculate its potential energy.
13243.5J
400
Kinetic energy of a ball at the bottom of a hill equals________.
What is potential energy at the top?
400
plays a major role in GPE
What is gravity?
400
Energy is not lost or created but ___________.
What is transformed?
400
A 4 kg rock is rolling 10 m/s. Find its kinetic energy.
200J
400
A rock is at the top of a 20 meter tall hill. The rock has a mass of 10 kg. How much potential energy does it have?
1962J
500
You’re applying 4000 N of force to a hockey puck with a mass of 0.20 kg. It travels over a distance of 0.10 m on a frictionless ice rink. What is the puck’s final speed?
What is 126.5 m/s?
500
You are floating in your space suit about 1,000 m from the moon's surface and your mass is 61kg. What is your potential energy? (gravity of the moon is 1/6 of the Earth)
What is 99,430 J?
500
Head on car crash
What is inelastic collision?
500
A 8 kg cat is running 4 m/s. How much kinetic energy does it have?
64J
500
A 50kg rock is on the edge of a cliff that is 600m tall. Before it falls over the edge how much potential energy does it have?