KE or PE?
It Takes All Kinds of Energy
That's Resourceful
Time for a Change
Conserve Your Energy
100
Using [M x (V*V)]/2 measures this energy
What is Kinetic Energy?
100
The total of both KE and PE used is called __________
What is mechanical energy?
100
This type of resource is replaced much more slowly that it is used.
What is a nonrenewable resource?
100
When one form of energy changes to another is also known as this.
What is energy conversion?
100
Does perpetual motion exist?
No
200
An object in motion is ____________
What is Kinetic Energy?
200
I am the random motion of particles that make up an object and cause heat.
What is Thermal Energy?
200
This energy resource formed from the remains of plants and animals that lived millions of years ago.
What are fossil fuels?
200
I am the process that uses light energy to make new substances that have chemical energy.
What is photosynthesis?
200
It's not the Dark Side but it is a force that opposes motion between two surfaces that are touching.
What is friction?
300
An object at rest is ____________
What is Potential Energy?
300
I am the energy you get from food such as fruit salad. Yummy, yummy!
What is Chemical Energy?
300
List three types of fossil fuels
Coal Oil Petroleum Natural gas
300
Why are energy conversions important?
We use them everyday for everything.
300
A group of objects that transfer energy only to each other is this kind of system.
What is a closed system?
400
The equation for GPE
What is mass x height?
400
Electrons in motion cause this energy.
What is Electrical Energy?
400
I am naturally replaced more quickly that I am used.
What is a renewable resource?
400
Name an energy conversion
alarm clock radio bicycle battery
400
I am the law that says energy cannot be created or destroyed.
What is the law of conservation of energy?
500
The difference between GPE and PE is _________
What is height?
500
I have heard that this energy usually is transferred by vibrations in the air
What is Sound Energy?
500
Using radioactive elements creates this kind of energy resource.
What is nuclear energy?
500
When you use me, I make work easier by changing the size and/or direction of force needed to do the work.
What is a machine?
500
The comparison of the amount of energy before a conversion with the amount of useful energy after a conversion is also know as this.
What is energy efficiency?
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