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### 27 Cards in this Set

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 Physical quantity A physical property that can be measured Unit A defined quanity used as a standard of measurement SI Units Units of measurement defined by the International System of Units Mass A measure of the amount of matter in an object Weight A measure of gravitational force that the earth or other large body exerts on an object Scientific notation A number expressed as the product of a number between 1 and 10, times the number 10 raised to a power. Rounding off A procedure used for deleting nonsignificant figures Factor-label method A problem-solving procedure in which equations are set up so that unwanted units cancel and only the desired units remain Conversion factor An expression of the numerical relationship between two units Energy The capacity to do work or supply heat Specific heat The amount of heat that will raise the temperature of 1 g of a substance by 1*C Specific gravity The density of a substance divided by the density of water at the same temperature mega M kilo k hecto h deka da deci d centi c milli m micro can't make that one, but know it's the only one that's not a normal letter nano n pico p Quantity: Mass SI UNIT-Kilogram (kg) Metric Unit-Gram (g) Equivalents-1Kg =1000g =2.205 lb Quantity: Length SI Unit- Meter (m) Metric unit- Meter (m) Equivalents-1m = 3.280ft Quantity: Volume SI Unit- Cubic meter (m^3) Metric Unit- Liter (L) Equivaltent- 1 m^3 =1000 L =264.2 gal Quantity: Temperature SI Unit- Kelvin (k) Metric Unit-Celsius degree (*C) Equivalents- 1K = 1*C 1*C = 1.8*F Quantity: Time SI Unit- Second (s) Metric Unit- Second (s)