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Energy
Energy flash cards
12
Science
8th Grade
11/19/2010

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Cards

Term
What is Energy?
Definition
The ability to cause change
Term
What is kinetic energy?
Definition
Energy in the form of motion
Term
What is potential energy
Definition
Stored energy
Term
What is work?
Definition
The transfer of energy through motion
Term
What is the equation we use for work?
Definition
Work = Force x Distance
Term
What is mechanical energy?
Definition
The total amount of potential and kinetic energy in a system
Term
What is the law of conservation of energy?
Definition
Energy can change forms but it can not be created or destroyed
Term
What two things are almost always present on earth that will take energy out of a system?
Definition
Friction and air resistance
Term
What is temperature?
Definition
The average kinetic energy in a sample of matter
Term
What is thermal energy?
Definition
The total energy of the particles in a material
Term
What is heat?
Definition
The thermal energy that flows from a warmer object to a colder object
Term
What is specific heat?
Definition
The amount of energy it takes to raise the temperature of 1kg of a material 1 degree kelvin.
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