Term
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Definition
- When a F causes a "d", work is done
- W=Fd
- measured in J ( Joules)
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Term
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Definition
- something allows you to change the environment
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Term
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Definition
- directly related to how fast you go
- anything that's moving has KE
- KE is directly related to M
- KE=1/2mv*
- always positive
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Term
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Definition
- Energy stored in position
- higher --> more energy
- more massive --> more energy
- PE=mgh
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Term
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Definition
- Doing work on the system causes a change in KE of the system
- W=1/2mvf*-- 1/2mvi*
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Definition
- rate at which work is done
- P=W/t
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Term
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Definition
- In a closed, isolated system, total energy is conserved
- gravity is not considered an external force
- can change forms like KE=PE
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