SI Units/Sig Fig Rules/Prefix Mult.

Question 1

Sig Figs

Answer 1

-non-zero digits are significant
-interior zeros are significant
-leading zeros are not significant
-trailing zeros, after a decimal point
-before a decimal and after a non-zero #
-before an implied decimal, ambiguous and avoided

Question 2

Sigs in Calculations

Answer 2

In mult. and div., same # sigs as factor w/ fewest sigs
In add. and subt., same # dec. places as quantity w/ fewest sigs after dec places

Question 3

SI Units

Answer 3

Length: meter (m)
Mass: kilogram (kg)
Time: second (s)
Temperature: kelvin (K)
Amt. of Subst.: mole (mol)

Question 4

Tetra-
Giga-
Mega-
Kilo-
Deci-
Centi-
Milli-
Micro-
Nano-
Pico-

Answer 4

(T) 10^12
(G) 10^9
(M) 10^6
(k) 10^3
(d) 10^-1
(c) 10^-2
(m) 10^-3
(µ) 10^-6
(n) 10^-9
(p) 10^-12