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Chapter 5
Term | Definition |
---|---|
Conversion factor | A ratio used to convert from one unit to another |
Density | The mass of a substance per a given volume of that substance |
Dimensional analysis | The process of using conversion factors to change from one unit to another |
Mass | The quantity of matter in an object |
SI units | International System of units based on the metric system and on units derived from the metric system |
Significant figures | The certain digits and the first uncertain digit of a measurement |
Specific gravity | The ratio of density of a given liquid tot he density of water at 4 Celsius |
Units | The part of the measurement telling us the scale being used |
Volume | The amount of three-dimensional space occupied by a substance |