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BJU Physical Sci. 3

BJU Physical Science - Ch 3

QuestionAnswer
An evaluation of the measurement error; an indication of how close a measurement is to its actual value. A smaller error means a more accurate measurement. accuracy
A decimal system of measurements based on the meter; SI metric system
The abbreviation for the expanded metric system called Systeme International. SI
The amount of matter or the mass of the substance contained in a specific volumetric unit. density
An evaluation of how exactly a measurement is made. precision
A digit in a measurement used to communicate the precision of the measurement. All of the certain digits plus one doubtful digit in a measurement. significant digits
The space enclosed or occupied by an object. volume
The measure of the earth's gravity acting on the matter in an object. Measured in Newtons. weight
A convenient way to express very large or small numbers, written in the the form M x 10 to the nth power where M is 1 to 9 and n is an integer. scientific notation
An assessment of the random errors associated with a series of measurements. repeatability
The measure of the inertia of matter in an object or within the boundaries of a physical system. mass
Created by: heidio