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RVMS Chapter 13
Energy
32
Science
8th Grade
12/11/2006

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Term
energy
Definition
The ability to do work or move an object some distance
Term
kinetic energy
Definition
Energy that an object has due to its motion
Term
potential energy
Definition
Stored energy that results from the position or shape of an object
Term
gravitational potential energy
Definition
Potential energy that depends on the height of an object
Term
elastic potential energy
Definition
The energy of a stretched or compressed object
Term
potential and kinetic
Definition
What are the two basic kinds of energy?
Term
power
Definition
What is energy transferred divided by time?
Term
Energy is transferred
Definition
What happens when you do work on an object?
Term
mass and velocity
Definition
What two factors affect kinetic energy?
Term
bowling ball b/c it has more mass
Definition
Which has more kinetic energy if they are rolling at the same velocity?
bowling ball or tennis ball
Term
No
Definition
Does an object have to be moving to have energy?
Term
Gravitational potential energy
Definition
What type of energy does a skier standing at the top of a slope have?
Term
Elastic potential energy
Definition
What type of energy does a stretched bow string have?
Term
Kinetic energy
Definition
What type of energy does a moving ship have?
Term
Mechanical energy
Definition
What is type of energy is associated with the motion of an object?
Term
Thermal energy
Definition
What type of energy is associated with the particles in an object (heat)?
Term
Electrical energy
Definition
What type of energy is associated with electrons?
Term
Chemical energy
Definition
What type of energy is associated with the chemical bonds in atoms and molecules?
Term
Nuclear
Definition
What type of energy is stored in the nucleus of an atom?
Term
electomagnetic
Definition
What form of energy travels through space as waves?
Term
Chemical energy
Definition
What type of energy is contained in the food we eat?
Term
Energy transformation
Definition
What is the changing of energy from one form to another?
Term
Energy can not be created or destroyed
Definition
What does the Law of Conservation of Energy mean?
Term
Electrical to thermal
Definition
What energy transformation takes place in a toaster?
Term
Electrical to thermal
Definition
What energy transformation takes place in a toaster?
Term
Mechanical to electrical
Definition
What energy transformation takes place in the water of a river turning turbines in an electric plant?
Term
Highest point
Definition
At what point in a pendulum's swing is there the greatest potential energy?
Term
At the bottom of its swing
Definition
At what point does a swinging pendulum have the greates kinetic energy?
Term
Fossil fuel
Definition
What is a material such as coal that forms over millions of years from the remains of ancient plants?
Term
Fossil fuel
Definition
What is a material such as coal that forms over millions of years from the remains of ancient plants?
Term
oil, coal, natural gas
Definition
What are three fossil fuels?
Term
combustion
Definition
What is the burning of fuels in order to release energy called?
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