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12 Cards in this Set
- Front
- Back
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Energy |
The ability to do work or move |
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Kinetic energy |
The energy of moving things |
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Potential energy |
Energy stored inside things |
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Work |
Changing the energy of something |
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Force |
Something that changes energy, or does work, like a push force or gravity |
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Power |
How quickly you change the energy of something |
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Friction |
A force that always opposes movement, often turning some energy into heat or sound |
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Newtons |
Units of force, has the symbol N |
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Joules |
Units of energy and work, has the symbol J |
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Watts |
Units of power, has the symbol W |
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Free body diagram |
Diagram showing all the forces acting in a system by representing them with arrows |
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Weight |
The force objects have due to gravity pulling on them |
