|
Kinetic and potential energy
Play This Game Live Now Join Live Game as a Player
Determine the kinetic energy of a 625-kg roller coaster car that is moving with a speed of 18.3 m/s.
Determine the kinetic energy of a 625-kg roller coaster car that is moving with a speed of 18.3 m/s.
1.05 x105 Joules
If the roller coaster car in the above problem were moving with twice the speed, then what would be its new kinetic energy?
If the roller coaster car in the above problem were moving with twice the speed, then what would be its new kinetic energy?
KE = 4.19 x 105 Joules
Missy Diwater, the former platform diver for the Ringling Brother's Circus, had a kinetic energy of 12 000 J just prior to hitting the bucket of water. If Missy's mass is 40 kg, then what is her speed?
Missy Diwater, the former platform diver for the Ringling Brother's Circus, had a kinetic energy of 12 000 J just prior to hitting the bucket of water. If Missy's mass is 40 kg, then what is her speed?
v = 24.5 m/s
A 900-kg compact car moving at 60 mi/hr has approximately 320 000 Joules of kinetic energy. Estimate its new kinetic energy if it is moving at 30 mi/hr
A 900-kg compact car moving at 60 mi/hr has approximately 320 000 Joules of kinetic energy. Estimate its new kinetic energy if it is moving at 30 mi/hr
KE = 80 000 J
A 3 kg ball is rolling 2 m/s. How much kinetic energy does ... How much kinetic energy does it have? m = 3 kg. What is 2 m/s?
A 3 kg ball is rolling 2 m/s. How much kinetic energy does ... How much kinetic energy does it have? m = 3 kg. What is 2 m/s?
m (mass)
A 60-kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational
A 60-kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational
43982.4
A 70-kg man is walking at a speed of 2.0 m/s. What is his kinetic energy (energy is measured in
A 70-kg man is walking at a speed of 2.0 m/s. What is his kinetic energy (energy is measured in
1372
A 1400-kg car is moving at a speed of 25 m/s. How much kinetic energy does the car have?
A 1400-kg car is moving at a speed of 25 m/s. How much kinetic energy does the car have?
343000
A 1 kg rock is at a height of 100 meters.What is the rock’s gravitational potential energy at 100 meters high?
A 1 kg rock is at a height of 100 meters.What is the rock’s gravitational potential energy at 100 meters high?
9.8
Calculate the rock’s gravitational potential energy at 50 m, 20 m, 1 m, and 0 m high. Put the
Calculate the rock’s gravitational potential energy at 50 m, 20 m, 1 m, and 0 m high. Put the
490, 196, 9.8, 0
1. How much potential energy does a 5kg block have if it is 2m above the ground?
1. How much potential energy does a 5kg block have if it is 2m above the ground?
98
What is the mass of an object that has 40J of potential energy and is 10m above the ground?
What is the mass of an object that has 40J of potential energy and is 10m above the ground?
200
What is the weight of an 8kg object?
What is the weight of an 8kg object?
0
How much work does it take to lift an 8kg object 2m?
How much work does it take to lift an 8kg object 2m?
4
How high up must you lift a 12kg object to give it 72J of potential energy?
How high up must you lift a 12kg object to give it 72J of potential energy?
8467.2
| Team 1 |
 |
|
 |
|
| Team 2 |
|
|
|
|
|
| Team 3 |
|
|
|
|
|
| Team 4 |
|
|
|
|
|
| Team 5 |
|
|
|
|
|
| Team 6 |
|
|
|
|
|
| Team 7 |
|
|
|
|
|
| Team 8 |
|
|
|
|
|
| Team 9 |
|
|
|
|
|
| Team 10 |
|
|
|
|
|
What Would You Like To Risk?
| Team 1 |
|
|
|
|
|
| Team 2 |
|
|
|
|
|
| Team 3 |
|
|
|
|
|
| Team 4 |
|
|
|
|
|
| Team 5 |
|
|
|
|
|
| Team 6 |
|
|
|
|
|
| Team 7 |
|
|
|
|
|
| Team 8 |
|
|
|
|
|
| Team 9 |
|
|
|
|
|
| Team 10 |
|
|
|
|
|
Go To The Final Question
Final Score:
| Team 1 |
|
|
|
|
|
| Team 2 |
|
|
|
|
|
| Team 3 |
|
|
|
|
|
| Team 4 |
|
|
|
|
|
| Team 5 |
|
|
|
|
|
| Team 6 |
|
|
|
|
|
| Team 7 |
|
|
|
|
|
| Team 8 |
|
|
|
|
|
| Team 9 |
|
|
|
|
|
| Team 10 |
|
|
|
|
|
Edit This Game:
|
|
