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12 Cards in this Set
- Front
- Back
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measurement
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A quantity that has both a number and a unit.
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accuracy
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how close the measurement comes to the actual value of the measurement.
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precision
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how close a series of measurements is to the actual series.
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accepted value
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correct value based on reliable measurements.
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experimental value
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the value measured in the lab
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error
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difference between the experimental value and the accepted value.
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significant figures
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the first figures that are known, plus the first uncertain figure.
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meter
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length
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common metric units
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centimeter, meter, and kilometer
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conversion factor
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ratio of equivalent measures.
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dimensional analysis
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provides you with an alternative approach to problem solving.
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density
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ratio of the mass of an object to its volume. it is an intensive property.
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