Show:
Vocabulary
Energy
Work
Power
Work it out
100
A push or a pull
What is force
100
A diver on top of a diving board is an example of ______________________ energy.
What is potential energy
100
Two students who are similar in size walk up the same set of stairs. They are doing _________________ amount of work.
What is the same!
100
The two factors of power are work and ________________.
What is time.
100

How many joules of work are done on a box when a force of 25 N pushes it 3 m?

75 J
200
Stored energy
What is potential energy
200
A car rolling down a hill is an example of _____________________ energy.
What is kinetic energy
200
Work = ____________________ x ___________________
What is FORCE x DISTANCE
200
Power is measured in _____________________.
What is watts.
200

How much power is required to do 40 J of work in 5 seconds?

8 W

300
The units of force
What is newtons
300
A person skiing down a slope is ______________________ potential energy, and ____________________ kinetic energy.
What is losing potential energy and gaining kinetic energy
300
Holding a stack of books - work or not?
What is not doing work
300
The _________________ amount of time it takes to do work, the more power is produced.
What is shorter
300

John has an object suspended in the air. It has a mass of 10 kilograms and is 1 meters above the ground. Calculate the object's potential energy.

98 J
400
Energy in motion
kinetic Energy
400
The unit of energy
What is joules
400
Pushing against a wall is an example of doing work. True/False
What is false - not moving over a distance!
400
Two cars that weigh the same race up the hill. Car 1 gets there twice as fast as Car 2. Which car had more power?
What is car 1
400

Brian has an object suspended in the air. It has a mass of 100 kg and is 25 meters above the ground. What is the object’s potential energy

24500 J
500
How much work is performed in a certain amount of time
What is power
500
The definition of energy.
What is the ability to do work
500
A monster truck and a golf cart climb up the same hill. Which does more work
What is the monster truck - because it weighs more!
500
Power = ___________________/ ___________________
What is WORK/ TIME
500

 A .1 kg ball is rolling at 3 m/s. The ball has __________ energy. Calculate it.

kinetic 

.45 J