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Energy Review
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What is newton's second law of motion?
F=MA
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What is the difference in kinetic energy and potential energy?
One is storing energy and one is using it
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What is the opposite of acceration?
Deceleration
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What is the difference between unbalanced and balanced forces?
Balanced forces stay still while unbalanced forces move
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what is friction
A force exerted when one surface rubs on another
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What is a force?
A push or pull
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What is elastic potential energy?
The energy of stretched or compressed objects.
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What is gravity?
A force that pulled objects together
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What's the definition of battery.
A sourse of stored chemical erergy
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What does a battery do
A battery stores chemical energy
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What is the difference in free fall and air resistance?
When in free fall you are moving soley under the influence of gravity
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What is free fall?
The motion of a falling object when the only force acting on it is gravity.
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What is thermal energy?
The total potential and kinetic energy of the particles in an object
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What is the difference between an open circuit and a closed circuit?
One allows the flow of energy and one doesn't
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Whats the difference in a complete circuit and a incomplete circuit?
One allows the flow of energy and one doesn't.
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What is rolling friction?
Friction that occurs when an object rolls over a surface
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What is energy?
The ability to do work or cause change.
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What is the definition of a circuit?
A pathway for the flow of electricity
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What is eletromagnetism?
The interaction of eletric and magnetic fields
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What is motion?
The state in which one objects distance from another is changing
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