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Units of Measurement, Length and Mass, Temp. Volume, Density, Derived Units, Graphing

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metric system
the units used for scientific measurements
SI units
base units for the metric system
kilogram
base unit for mass
meter
base unit for length
second
base unit for time
kelvin
base unit for temperature
mole
base unit for amount of substance
ampere
base unit for electric current
candela
base unit for luminous intensity
kg
kilogram abb.
m
meter abb.
s
second abb.
K
kelvin abb.
mol
mole abb.
A
ampere abb.
cd
candela abb.
giga
biggest level of units
femto
lowest level units
Giga
G stands for
Mega
M stands for
Kilo
k stands for
deci
d stands for
centi
c stands for
milli
m stands for
micro
fancy u stands for
nano
n stands for
pico
p stands for
femto
f stands for
giga
10 power of 9
mega
10 power of 6
kilo
10 power of 3
deci
10 power of -1
centi
10 power of -2
milli
10 power of -3
micro
10 power of -6
nano
10 power of -9
pico
10 power of -12
femto
10 power of -15
mass
measure of the amount of material in an object
temperature
a measure of the hottness or coldness of an object;
celcius or kelvin
common temperature scales used
celcius
scale used everyday in most countries
volume of a cube
determined by its length cubed
m cubed
si unit for volume
density
a property of matter that is widely used to characterize a substance
density formula
mass divided by volume
grams per cubic centimeters
solids and liquids are measure in
temperature dependent
densities are dependent on this
exact numbers
those whose values are known exactly; defined values
inexact numbers
those whose values have some uncertainty
dimensional analysis
used to convert one quantity to another
derived unit
a unit that is defined by a combination of base units
independent variable
the variable that is changed during an experiment
dependent variable
the variable that is changed due to an experiment
abscissa
x axis
ordinate
y axis
interpolate
read from between data points
extrapolate
reading a graph beyond the limits of the experimentally determined points
graph
circle, bar, line
slope
rise over run