Unit 3 - Work, Energy, Power
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Last updated 2:40 AM on 12/10/25
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14 Terms
1
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kinetic energy equation
k = ½ mv²
2
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units of energy
joules (J)
3
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work
force x displacement
4
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work equation
Fxcosθ
5
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net work is the change in…
kinetic energy
6
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net work energy theorem
Fx= Δ½ mv²
7
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power
work over time
8
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power equation
Fx/t or Fv
9
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spring force equation
Fs= Kx
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spring work equation
Ws= ½ kx²
11
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“U” represents…
potential energy
12
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equation for gravitational potential energy
Ug=mgh
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equation for spring potential energy
Us= ½ kx²
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conservation of energy equation
mgh0 + ½ kx² + ½ mv0² = mgh + ½ kx² + ½ mv²
Note 
Flashcards (23)