Master this deck with 21 terms through effective study methods.
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A reference standard for measuring physical quantities.
They are independent of other quantities.
Quantities defined in terms of fundamental quantities.
The internationally accepted system of units for measurement.
Meter, kilogram, second, ampere, kelvin, mole, candela.
Derived units are combinations of base units.
[MLT^-2], indicating mass, length, and time.
It checks the dimensional correctness of equations.
Digits that indicate the precision of a measurement.
Digits are adjusted based on the value of the next digit.
Errors that consistently skew results in one direction.
Errors that vary unpredictably in size and direction.
The difference between the actual and observed value.
The absolute error divided by the actual value.
All terms in a physical expression must have the same dimensions.
The operation is invalid and cannot be performed.
The smallest division on its scale.
It must be wrong or inconsistent.
It combines the individual percentage errors of factors.
They have no units and are pure numbers.
It results in a greater percentage error in kinetic energy.