Is specialist vocabulary necessary, or just the product of history?

Answer 1

I wonder what energy density is in terms of Bernoulli's equation? Pressure? Would everyone undestand that pressure, as we know it, is energy per spacial volume?

Answer 2

Do you think this would be an appropriate answer to the question?

Specialist vocabulary is necessary under certain circumstances in order to communicate among people who understand and are expected to because of their profession.

Answer 3

yes, the main reason folks do use this language is the words (as above) have very specific, and well defined, meanings.

Answer 4

Thanks for your help!