PHYSICS
Platte Canyon High
School
Bailey, Colorado
USEFUL INFORMATION
Physics Equations
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Platte Canyon High
School |
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USEFUL INFORMATION |
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DESCRIPTION |
EQUATIONS |
UNITS |
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Average velocity |
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m/s |
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Acceleration |
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m/s2 |
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Displacement |
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m |
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Velocity (freefall) |
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m/s |
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Displacement (freefall) |
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m |
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Law of Sines |
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Law of Cosines |
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Newton's Second Law |
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N |
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Weight |
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N |
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Momentum |
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kgm/s (Ns) |
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Impulse |
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kgm/s (Ns) |
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Law of Conservation of Momentum |
Total momentum before collision = Total momentum after collision m1v1 + m2v2 = m1v1' +m2v2' |
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Velocity (centripetal) |
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m/s |
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Acceleration (centripetal) |
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m/s2 |
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Force (centripetal) |
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kgm/s2 (N) |
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Period of a pendulum |
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s |
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Work |
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Nm (J) |
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Power |
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W |
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Potential Energy |
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J |
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Kinetic Energy |
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J |
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Wave Velocity |
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m/s |
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Wave Period |
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s |
EQUATION ABBREVIATIONS
| v = velocity | s = displacement | t = time |
| p = momentum | a = acceleration | x = position |
| g = acceleration due to gravity | F = force | m = mass |
| w = weight | r = radius | W = work |
| T = period | l = length | P = power |
| h = height | PE = potential energy | ¦ = frequency |
| l = wavelength | KE = kinetic energy | |
UNIT ABBREVIATIONS
| m = meter | s = second | kg = kilogram |
| N = Newton | J = Joule | W = watt |
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