Write the chemical formula for each compound described. calcium chloride ( 1Ca ion1Ca ion , 2Cl ions2Cl ions ):

- both b and d.

-since b and d are the closest coastlines then that makes it the most affected.

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the role of the microscope world in creating new materials .

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.