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science ch 3

science

QuestionAnswer
what is all measurable properties of matter and energy dimensions
what is a known quantity that everyone agrees will be used for comparison when measuring standard
what is any artificial device made for the purpose of refining extending or substituting for the human sense of measuring instrument
what is the segment of a dimension assigned a value of 1 for measuring purposes unit
what is the spacing of the marks on the instrument graduated scale
what system was invented in 1779 by a Frenchman that consist of meters kilograms metric system
1km =______m 1000 m
1m=_______cm 100cm
1m______mm 1000mm
1L_________mL 1000mL
1kg_________g 1000g
5k about __________mi 3.1
1.6km about _________ mi 1
giga billion
mega million
kilo thousand
centi hundredth
milli thousandth
micro millionth
nano billionth
why are measurements never exact human error weather damaged instrument scale isn't precise enough
how many sig digs is 506.0101kg 7
how many sig digs is 6 eggs N/A
scientific notation 0.010mg 1.0x10^-3
Created by: tom15158
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