Energy and Motion
Energy Transfer
Electric Currents
Storage, Use, and Resources
Always the Same
100
When an object moves slower, it's energy of motion...
What is decreases?
100
What happens when two objects collide?
What is energy is transferred from one to the other?
100
This is a flow of electric charges.
What is an electric current?
100
These are examples of objects with stored energy.
What are a tank of gasoline, a dam blocking water, and a charged battery?
100
Energy is never...
What is created or destroyed?
200
How can a ball be given stored energy?
What is lift it up to a high shelf?
200
To transfer energy carried by light to an electric current, you need this.
What is a solar cell?
200
Using energy means you are doing this.
What is releasing stored energy?
200
Energy can change or transfer, but it is always...
What is conserved?
300
Energy of motion is called...
What is kinetic energy?
300
Some of the energy during a collision can produce these forms of energy.
What are heat, sound, and light?
300
This is a device that uses electric current to produce motion.
What is a motor?
300
Energy of motion is used by these to produce an electric current.
What are generators?
300
The ability to change or cause motion is...
What is energy?
400
What are ways energy can transfer without moving objects?
What are heat, light, and sound?
400
These are two different types of circuits.
What are series and parallel circuits?
400
Resources that cannot be replaced as quickly as they are used.
What are nonrenewable resources?
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