| WORK | POWER | POTENTIAL ENERGY | KINETIC ENERGY | WHICH TYPE OF ENERGY? |
|---|---|---|---|---|
|
What is WORK?
A change in energy.
|
What is power?
How fast work can be done.
|
What is Stored energy?
Potential energy is known as
|
What is kinetic energy?
Energy of motion
|
What is Potential Energy?
PE or KE: A skier at the top of a mountain
|
|
What is force x distance?
The equation or formula for work.
|
What is work divided by time?
The formula or equation for power.
|
What is height?
An objects distance above the ground
|
What is mass and speed (or velocity)?
The kinetic energy of an object depends on these two things
|
What is Kinetic Energy?
PE or KE: A race car traveling at it's top speed
|
|
What are Joules?
Another unit label name for Newton-meters
|
What are Watts?
Power is measured in
|
What is gravitational potential energy?
An objects mass times the acceleration of gravity times the height.
|
What is 1/2 mass times velocity squared?
The equation or formula for kinetic energy.
|
What is Potential Energy?
PE or KE: Gasoline stored in a storage tank
|
|
What are force and distance?
The amount of work done depends on these two things.
|
What is a megawatt?
This is equal to 1 million watts.
|
What is a plane in the air?
This has more potential energy: a plane on the ground or a plane in the air
|
What is riding on a heavy bike?
This has more kinetic energy: riding on a heavy bike or riding on a light bike
|
What is Kinetic Energy?
PE or KE: A match that is half-way through burning
|
|
What is 2500 J?
The work of 500N being pushed 5m.
|
What is 8 Watts?
The amount of power being used if 80J of work is done in 10 seconds.
|
What is the 45kg ball on the hill?
This has more potential energy: a 25kg mass on a hill or a 45kg mass on a hill.
|
What is the 30 kg mass going at 5 m/s?
This has more kinetic energy: 25kg mass going at 5 m/s or a 30kg mass going at 5 m/s
|
What is BOTH?
PE, KE or BOTH: Water flowing from a waterfall before it hits the pond below
|
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