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Chem Vocab II

TermDefinition
Conversion Factors A ratio (expressed as a fraction) equal to one that changes a measurement from one unit to another without changing its actual value
Scientific Notation Short way to write very large or very small numbers using powers of 10
Precision Measure of how close a series of measurements are to one another
Accuracy Measure of how close a measurement comes to the actual or “true” value
Significant Figures Tells us the degree of certainty in our measurement
Mass Measure of the amount of matter (protons, neutrons, and electrons) an object or substance contains
Weight Force of gravity acting on an object's mass
Volume Amount of three-dimensional space occupied by a substance or object, whether it is a solid, liquid, or gas
Density The measurement of an object’s mass per given volume.
Created by: 114419
 

 



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