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Measurement

Measurement. Accuracy vs Precision Percent Error Significant Figures Scientific Notation Temperature Conversions Dimensional Analysis Conversion Factors SI Conversions. Number vs. Quantity. Quantity = number + unit. UNITS MATTER!!. A. Accuracy vs. Precision.

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CH. 2 - MEASUREMENT

CH. 2 - MEASUREMENT. I. Using Measurements (p. 44 - 57). A. Accuracy vs. Precision. Accuracy - how close a measurement is to the accepted value Precision - how close a series of measurements are to each other. ACCURATE = CORRECT PRECISE = CONSISTENT. your value. accepted value.

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CH. 2 - MEASUREMENT

CH. 2 - MEASUREMENT. Using Measurements. A. Accuracy vs. Precision. Accuracy - how close a measurement is to the accepted value Precision - how close a series of measurements are to each other. ACCURATE = CORRECT PRECISE = CONSISTENT. C. Significant Figures.

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Units of Measurements

Measurements and Calculations. Units of Measurements. Measurement. Quantitative information Need a number and a unit Represents a quantity For example: 2 meters 2 is number Meters is unit Length is quantity

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MEASUREMENT

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Scientific Notation

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CH. 2 - MEASUREMENT

CH. 2 - MEASUREMENT. III. Unit Conversions. To the left or right?. A. SI Prefix Conversions. 1. Find the difference between the exponents of the two prefixes. 2. Move the decimal that many places. NUMBER. =. UNIT. A. SI Prefix Conversions. 0.532. 532 m = _______ km. NUMBER.

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MEASUREMENT

MEASUREMENT. Unit Conversions. To the left or right?. A. SI Prefix Conversions. 1. Find the difference between the exponents of the two prefixes. 2. Move the decimal that many places. kilo-. mega-. M. k. 10 6. 10 3. deci-. BASE UNIT. d. ---. 10 0. 10 -1. centi-. c. 10 -2.

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CH. 1.2 - MEASUREMENT

CH. 1.2 - MEASUREMENT. III. Unit Conversions (p. 14-15). To the left or right?. A. SI Prefix Conversions. 1. Find the difference between the exponents of the two prefixes. 2. Move the decimal that many places. NUMBER. =. UNIT. A. SI Prefix Conversions. 0.532. 532 m = _______ km.

151 views • 14 slides