This is the unit that power to our houses and buildings are listed as.
What are megawatts?
200
Joules are this
What is the unit for work?
200
The formula for power
What is work/time?
200
mass x gravity x height
What is the formula for potential energy?
200
This is the formula for ME?
What is ME = PE + KE?
200
This type of energy depends on velocity.
What is kinetic energy?
300
The work done by a bowling ball that has a 20N force and travels 10m.
What is 200 Joules?
300
Sally applies 25 Joules of work over a distance of 5 meters in a time of 15 seconds. The power of this system is...
What is 1.66 Watts?
300
1/2 x mass x velocity^2
What is the formula for kinetic energy?
300
A tennis ball is tossed upward. The ball has an initial PE of 0 Joules and an initial KE of 120 Joules. What is the KE at the top of its trajectory?
What is 0 Joules?
300
This is energy based on position.
What is potential energy?
400
Jeffrey applies 600 Joules of work to a wheel barrow over a distance of 15 meters. Calculate the force required.
What is 40 Newtons?
400
Juan has a dog sled team. The dogs apply 500 Joules of work while pulling the sled. They cover 30 meters in 20 seconds. The power of this team is...
What is 25 watts?
400
The potential energy for a 20 kg object that is falling from a height of 20 meters?
What is 3920 joules?
400
A tennis ball is tossed upward. The ball has an initial PE of 0 Joules and an initial KE of 120 Joules. What is the PE at the top of its trajectory?
What is 120 Joules?
400
Force applied to an object that is moving a certain distance. Force and distance need to be parallel.
What is work in physics terms?
500
John lifts his bride a distance of 1 meter. He applies 30 Newtons of force to lift her up. The work done in this situation is...
What is 30 Joules?
500
Fabian applies a 50 Newton force to an ax while chopping wood. His swing is a distance of 2m. It takes him 2 seconds to have one full swing. The power done by Fabian is...
What is 50 Watts?
500
The kinetic energy of a baseball thrown that has a mass of 0.5 kg and a velocity of 25 m/s is...
What is 156.25 Joules?
500
Judy hits a golf ball with a mass of 1120 grams down range. The ball's initial KE is 150 Joules. This is the maximum height reached by the golf ball.
What is 13.7 meters?
500
The Mechanical energy of a ball totals 500 Joules. If the PE is 200 Joules, what is the KE?