-18
-15
-12
3
0
12
15
9
6
-3
-6
-9
18
21
24
27
atto-
femto-
pico-
nano-
micro-
milli-
meter
kilo-
mega-
giga-
tera-
peta-
exa-
zetta-
yotta-
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
Proton
Atom
DNA
Microbe
House
City
Earth
Earth
Parsec
Milky
Quark
Molecule
Hair
Mountain
Sun
Lightyear
Observable
Nucleus
Person
Cell
Finger
to Sun
Universe
Way