Measuring a single wavelength of this light against the length of a meter is like comparing a thumbtack's diameter to the distance across the United States.
(Measuring a single wavelength of this light against the length of a meter; is; like comparing a thumbtack's diameter to the distance across the United States)
Measuring a single wavelength of this light against the length of a meter
is
like comparing a thumbtack's diameter to the distance across the United States