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7 Cards in this Set
- Front
- Back
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What are the SI units for length, mass, time, and force?
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meters (m)
kilograms (kg) time (s) force (N) |
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inch and pound to SI units
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1 inch = 2.54 cm
1 lb = 454 g 2.2 lbs = 1 kg |
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Meanings and use of powers-of-ten prefixes (nano to giga) and abbreviations, and application to metric units
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nano n -9
micro u -6 milli m -3 centi c -2 kilo k 3 mega m 6 giga g 9 |
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small angle approximation
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θ in radians
θ<.25 radians |
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Density
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ρ=m/V
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Describe the difference between kinematics and dynamics
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kinematics is descriptive, it doesn't say what causes the motion
dynamics is force as the cause of the motion |
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Characteristics (3) of an ideal string, chain, jointed link, etc.
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Massless
Inextensible Infinitely flexible |
