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Meas. Vocab

Chapter 3 Vocabulary Practice

QuestionAnswer
Accuracy the closeness of a measurement to the true value of what is being measured.
Density the ratio of mass of an object to its volume.
Error the difference between the accepted value and the experimental value.
International System of Units (SI) the revised version of the metric system accepted worldwide.
Mass a measure of the amount of matter that an object contains.
Measurement a quantitative description that includes both a number and a unit.
Precision describes the closeness of a set of measurements taken under the same conditions.
Scientific Notation an expression of numbers in the form m x 10n.
Significant Figures all the digits that can be known precisely in a measurement, plus a last estimated digit.
Temperature a measure of the average kinetic energy of particles in matter.
Volume a measure of the space occupied by a sample of matter.
Created by: annericson
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