Question

Name four units to measure extremely small distances.

Answer 1

1. Micrometer
2. Picometer
3. Nanometer
4. Famtometer

Answer 2

Bonjour!

$units \: to \: measure \: small \: distnces - - > \\ \\ = > atto = {10}^{ - 18} \\ \\ = > femto = {10}^{ - 15} \\ \\ = > pico = {10}^{ - 12} \\ \\ = > angstrom = {10}^{ - 10} \\ \\ = > nano = {10}^{ - 9} \\ \\ = > micro = {10}^{ - 6} \\ \\ = > milli = {10}^{ - 3}$

Hope this helps...:)