si units of measure student handout complete
TRANSCRIPT
Physical Science Handout Intro Unit: Measurement
SI Units of Measure
What is SI?International Standard of Units (SI)
SI Base UnitsBase quantity Name Abbreviation
Length meter mMass kilogram kgTime second s
Electric Current ampere ATemperature kelvin K
Volume milliliter mLVolume cubic centimeter cm3
Unit Prefixes
Prefix Abbreviation Number value
Many mega- M 1 000 000
Kids kilo- k 1000
Have hecto- h 100
Dropped deka- da 10
Over (base) 1
Dead deci- d 0.1
Converting centi- c 0.01
Metrics milli- m 0.001
Man micro- 0.000 001
Precision:The degree of detail of something that can be observed
(the weatherman that says it will be 57.6 °F at 2:37pm)
Physical Science Handout Intro Unit: Measurement
Accuracy:The degree of conformity to the standard (the “truth”)
(the weatherman that says it will be 50-55 °F tomorrow)
diagrams from: http://www.flatsurv.com/accuprec.htm