Question

A human hair is approximately 56 µm in diameter.
Express this diameter in meters.
Answer in units of m.

Answer 1

Solution:

$1\mu{}m=1\cdot10^{-6}m$

Then:

$56\mu{}m=56\cdot10^{-6}m=5.6\cdot10^{-5}m$

Answer:

$5.6\cdot10^{-5}m$