measurement is comparison of a physical quantity to be measured with some fixed standard
closeness of the set of values obtained from identical measurements of a quantity of the same instrument
closeness of a single measurement to its true value
taking a percentage from the absolute value of the difference between the experimental number (xe) and the correct number (x) divided by the correct number
measures how closely data are clustered about average value
physical property of a substance; all forms of matter, whether solid, liquid, or gas, have density
if an object is submerged in a liquid, it will displace a volume equal to the volume of the object itself
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