After watching a show about submarines, jamil wants to learn more about the oceans. which question could be answered through scientific investigation?

which ocean has the best beaches?
which type of whale is the most popular?
what ocean has the best scuba diving spots?
what substances dissolve in ocean water?

What substances dissolve in ocean water?

Explanation:

A scientific question is the one which can be answered using suitable scientific methodology involving the experimentation process. It is a testable question and can be answerable.

What substances dissolve in ocean water? is the correct option this is because of the fact that the substance can be identified using experimentation identification by taking the oceanic water under consideration.

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y