which of the following is not a unit of density?

A. g/cm^3 B. kg/m^3 C. g/ml D. pound/gallon

Question

which of the following is not a unit of density?

A. g/cm^3    B. kg/m^3   C. g/ml   D. pound/gallon

sheraz12345 · Answer

b

anonymous · Answer

They're all mass over volume unless you take pound to be a unit of force.

isaiah.feynman · Answer

Actually pound is a unit of force. But every day people think of it as mass. :P

anonymous · Answer

@Isaiah.Feynman So what would the answer be ?

isaiah.feynman · Answer

If you are in a scientific class then the answer should be D.

anonymous · Answer

https://en.wikipedia.org/wiki/Pound_%28mass%29

isaiah.feynman · Answer

That's the USA, they refuse to leave the imperial system which is annoying. The international system of units says pound is a unit of force. 1 pound = 4.41 newtons

isaiah.feynman · Answer

Again that's the mass version of the pound you showed. Don't follow the USA, they did nothing to contribute to the international system of units!