1.) 1 chemical properties of a beaker of vinegar? 2.) 1 chemical properties of ice cube?
3.) 1 chemical properties of an egg?
4.) 1 chemical properties of balloon of air?
5.) 1 chemical properties of an sugar cube?
6.) 1 chemical properties of sugar cube in water?

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.

the pseudoscience are like beliefs, theories, or like practices that are considered scientific