Joaquin is usually the first one to volunteer at the weekly team meetings to take on additional tasks like taking notes for the meeting. joaquin would probably be categorized as a(n)

she would be categorized as the team secretary

Explanation:

Volunteering earns Joaquin brownie pts. to put on a resume. Employers want to hire a well-rounded employee that is active in their community and relays the impression she is able to work in a team enviroment..

uhh idk for sure but i think it makes it difficult to pump the oil through the oil rigs

the density would be a smaller number.