Measurements Flashcards
(27 cards)
M
Mega
1 x 10^6 (meters)
k
Kilo
1 x 10^3 (meters)
c
Centi
1 x 10^-2 (meters)
m
Milli
1 x 10^-3 (meters)
h
Hecto
1 x 10^2 (meters)
μ
micro-
1 x 10^-6
D
Deca
1 x 10^1(meters)
n
Nano
1 x 10^-9 (meters)
d
Deci
1 x 10^-1 (meters)
p
Pico
1 x 10^-12 (meter)
Scientific Notation may NOT be used for:
(4 answers)
1 temperature
2 money
3 molar/molecular mass
4 pH
A number used for scientific notation between -10 and 10
Mantissa
A whole number exponent in scientific notation
Characteristic
SI base unit for Length
Meter m
SI base unit for mass
Kilogram kg
SI base unit for time
Second s
SI base unit for electric current
Ampere A
SI base unit for temperature
Kelvin K
SI base unit for amount of substance
Mole mol
SI base unit for luminous intensity
Candela cd
How to find Sig figs
Box from the left most non-zero digit to the right most non-zero digit, if a dot is present (anywhere) box to the right
The number of significant figures in an answer when multiplying or dividing is based on the measurement with the…
Least amount of significant figures
The number of an answer when adding or subtracting is…
Rounded to the same number of DECIMAL PLACES as the least number of decimal places in the final calculation
Accuracy
How close a measurement is to it’s true value
