# What is the correct order from shortest to longest for these units of measure?Angstrom, astronomical unit, centimeter, kilometer, lightyear, micron, nanometer, parsec?

##### 1 Answer

Starting from the Shortest.

#### Explanation:

Starting from the Shortest.

1.Angstrom# ->10^-10 "m"#

2.Nanometer# -> 10^-9"m"#

3.Micron# -> 10^-6"m"#

4.Centimeter#-> 10^-2"m"#

5.Kilometer# -> 10^3"m"#

6.Astronomical Unit# -> 1.496 xx 10^11"m"#

7.Light-year# -> 9.461 xx 10^15"m"#

8.Parsec# -> "3.26 light-years"# , or#3.08 xx 10^16"m"#