[KarlInOhio]

Which explains why a bullet goes further when humidity is high.

I drive people nuts by telling them things that go against "common sense" like "humid air is lighter and thinner than dry air" and "blue is hotter than red".

[FtrPilot]

Well done!

Avogadro's number also explains why an Aircraft's takeoff distance is longer in high humidity.

You would be shocked at how many pilots get this wrong.