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1.02
Measuring Matter
Term | Definition |
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conversion factor | a factor used to multiply or divide a quantity when converting from one unit to another so that units can cancel, which has an overall value of 1 |
derived units | measurements calculated from the measurements of other units |
dimensional analysis | analyzing the relationships between different quantities by identifying their units of measurement and converting these quantities to ensure equal comparison |
mass | a measure of the amount of matter in a substance |
matter | anything that has mass and volume |
measurements | the dimensions, quantity, or capacity of a substance as determined by comparison with a standard |
metric system | a system of measuring units based on the power of 10 |
scientific notation | numbers written in the form M x 10(n power), where M is a number greater than one and less than 10, and n is an integer |
SI units | International System of Units, the system of measurements agreed on by the global scientific community |
US customary system | the main system of weights and measures used in the United States |
volume | the amount of space a substance or object occupies |