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9 Cards in this Set
- Front
- Back
Temperature Conversions
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0 K = -273.15 ˚C
0˚C = 32 ˚F TK = TC + 273.15 TF = (1.8 × TC ) + 32 TC = (TF -32)÷1.8 |
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Common Prefix Multipliers in the
SI System |
mega- M 1,000,000 Base x 10^6
kilo- k 1,000 Base x 10^3 deci- d 0.1 Base x 10^−1 centi- c 0.01 Base x 10^−2 milli- m 0.001 Base x 10^−3 micro- μ or mc 0.000 001 Base x 10^−6 nano- n 0.000 000 001 Base x 10^−9 pico p 0.000 000 000 001 Base x 10^−12 |
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Sig figs in Calculations
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• Multiplication and division
• The final answer must have the same number of sig figs as the number having the least sig figs • Addition and subtraction • The final answer must have the same number of decimal places as the number with the least decimal places • Sometimes, this may involve rounding off the number |
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1 kg = ? lbs
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2.205 lbs
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1 L = ? qt
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1.0567 qt
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1 ml = ? cm
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1 cm^3
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1 mile = ? km
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1.6093 km
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1 in = ? cm (exact)
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2.54 cm (exact)
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Density
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Density = mass / volume
• solids = g/cm3 • liquids = g/mL • gases = g/L |