Show:
ENERGY
ENERGY TRANSFORMATION
RENEWABLE RESOURCES
NONRENEWABLE RESOURCES
ALTERNATIVE RESOURCES
100
The ability to cause change
What is energy?
100
to change into something else
What is what does the word "TRANSFORMATION" mean?
100
An energy source that is replaced continually
What is a renewable resource?
100
An energy source that is used up faster than it can be replced
What is a nonrenewable resource?
100
Inexhaustible resource
What is another name for "Alternative Resource?"
200
Kinetic energy
What is the energy an object has when its in motion?
200
It transforms radiant energy directly into electrical energy
How does a photovoltaic cell work?
200
Coal, oil and natural gas
Name 3 fossil fuels
200
An inexhaustible resource
What type of resource is the Sun?
300
Potential energy
What is the energy that is stored in an object that doesn't move
300
States that energy is NEVER created or destroyed
What does The Law of Conservation of Energy state?
300
1. is makes fossil fuels last longer 2.they produce almost NO air pollution
What are two advantages of nuclear energy?
300
1. uranium is nonrenewable 2. it produces nuclear waste
What are two disadvantages of nuclear energy?
300
Inexhaustible or alternative resources
What kind of resource is the movement of the ocean?
400
The faster something moves, the more kinetic energy it has
What is the connection between kinetic energy and speed?
400
A Turbine
What machine turns a generator to make electricity?
400
a. water b. coal c. oil d. natural gas
Which of the following is a renewable resource?
400
Time, heat , pressure
What three things change the plant molecules in fossil fuels into coal molecules?
400
1. Turn off the lights when we aren't using them 2. drive cars less 3. close windows and doors when its cold outside
describe at least one way we could conserve energy
500
food
What is Explain what has stored chemical energy that your body uses?
500
power plants
Where does the electrical energy in an electrical outlet come from?
500
The potential energy of water trapped behind a dam can be transformed into electrical energy
Explain how hydroelectric power is generated
500
The heat made inside the earth
What is geothermal energy?
500
If they were between the mountains, the wind would be blocked and the windmills would not move
Why are windmills placed on top of mountains, instead of between them?