Units and Measurement - PowerPoint PPT Presentation

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Units and Measurement

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Units and Measurement Units Why are units important? Why do we need standard units? The SI basic units -mks The SI basic units - cgs English basic units Metric ... – PowerPoint PPT presentation

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Title: Units and Measurement


1
Units and Measurement
2
Units
5 m here the unit is meters (m)
3
Why are units important?
5 inches is very different from 5 feet.
4
Why do we need standard units?
Would someone know how long 5 knuckles was?
5
The SI basic units -mks
Length - meter Mass kilogram Time - second
6
The SI basic units - cgs
Length - centimeter Mass gram Time - second
7
English basic units
Length foot Mass slug Time - second
8
Metric Prefixes - large
mega M 106 kilo k 103
9
Metric Prefixes - small
centi c 10-2 milli m 10-3 micro m
10-6 nano n 10-9
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