Question

What is the best order-of-magnitude for 0.000006?

A.10^-4
B.10^-5
C.10^-6
D.10^-7

Answer 1

So,

Optimally, we want a number between 1 and 10 multiplied by a power of ten.

If we move the decimal place 6 places to the right, we get 6.

So we want
`10^(-6)`.

The correct option is C.