Term Definition
Measurement A repeatable observation of a quantity that includes a number and a unit.
Estimate A reasonable guess at a quantity based on an observation.
Precision Refers to how detailed or exact a measurement is.
Accuracy Refers to the correctness of a measurement.
S.I. system The seven units of measure as a basic set from which all other SI units are derived.
Length The distance between two parts.
Temperature A measure of how hot or cold something is.
Mass The amount of matter in an object.
Volume Is the amount of space an object takes up.
Displacement The liquid in a graduated cylinder rising when an object is placed in it.
Meniscus The curved surface of water in a graduated cylinder.
Density The state or quality of being dense. The formula to get this word is mass divided by volume

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