PE
KE
Springs
Work
Power
100
term for moving 1N a distance of 1 meter
What is Joule?
100
Velocity of a falling rock as it hits the ground if it had 5292J of PE before falling
What is 15.3 m/s?
100
Law that says spring force is equal to constant times distance
What is Hooke's Law?
100
Amount of work done to the driver when 1000N of force is applied making his car move 10 meters
What is zero?
100
Power unit was named after this inventor
Who is James Watt?
200
An 10 kg object on the roof with potential energy of 980J is this high off the ground
What is 10 meters?
200
KE found in a 120 kg object resting on a 1.5m table
What is zero?
200
Spring force felt by a spring supporting a 50 kg object if the spring constant is 200N/m
What is 490N?
200
Amount of work done when a 500N force moves a 10 kg box 3 meters
What is 1500J?
200
Power generated if 1000N force is applied to move an object 2 meters in 2 seconds?
What is 1000W?
300
A 500 gram ball has this much PE at the top of a 2m rollercoaster
What is 9.8J?
300
KE in a 19,600N car that is traveling 6m/s east
What is 36,000J?
300
Length of a 1m spring that is compressed by a 100N force if the k=150N/m
What is 0.33m?
300
Distance a 5000N car will move if 10,000J of work are done to it by applying 10,000N of force
What is 1 meter?
300
Power a weightlifter generates to lift a 100 kg weight 2 meters in 1 second
What is 1960W?
400
The only point at which PE=KE of a falling object
What is halfway down?
400
KE of a 10kg ball thrown off a 100m building after it travels 50 meters
What is 4900J?
400
How far will a bungee cord stretch when supporting a 200kg man if the spring constant of the bungee is 100 N/m
What is 19.6m?
400
A 50 kg stroller and baby are rolling down a road. You stop the stroller in 1 meter from touching it. How much work did you do to the stroller?
What is -490J?
400
Power generated if you apply 50,000J of work on a car to move it 10 meters in 6 seconds.
What is 8,333W?
500
PE of a 100kg man standing on a 10m diving board
What is 9800J?
500
KE in a 90kg man who jumps off a 90m building after he has fallen for 3 seconds
What is 38,896J?
500
A bow is pulled back with a force of 900N a distance of 40 cm. How much PE is in the string?
What is 180J?
500
Amount of force needed to increase a car velocity from 10 to 12 m/s if the car weighs 3000N and the engine produces 726,000W of power
What is 66,000J?
500
Power of a car that applies a 50,000 force to go from 12 to 14 m/s.
What is 70,000W?
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