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

Scientific investigation can test which substances dissolve in ocean water by placing different substances in water and observing the results. “Best” beaches, “most popular” whales, and “best” scuba diving spots depend on people’s preferences, so they do not have one objective scientific answer.

AI-written and checked against the verified answer.