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Chemistry, Chapter One
Chemistry, Chapter One
13
Other
Not Applicable
06/13/2005

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Term
measurement
Definition
determines quantity, dimensions, or extent of something
Term
unit
Definition
standard of measure
Term
significant figure
Definition
how reliable the number is
Term
precision
Definition
degree of reproducability
Term
accuracy
Definition
how close to the true value
Term
scientific notation
Definition
a shortcut to write out long numbers
Term
exponent
Definition
the appropriate power to which 10 is raised
Term
mass
Definition
the quantity of matter that a sample contains
Term
weight
Definition
a measure of the attraction of gravity for the sample
Term
volume
Definition
the space that a given quantity of matter occupies
Term
dimensional analysis
Definition
converts a measurement in one unit to another by the use of converion factors (aka: factor-label method)
Term
temperature
Definition
a measure of the intensity of heat of a substance
Term
thermometer
Definition
a device that measures temperature
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