TASK DEFINITION: Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
PROBLEM: Question: What is used to fluoridate drinking water to promote dental health Answer: calcium fluoride

SOLUTION: Calcium fluoride is used to fluoridate drinking water to promote dental health. Crystalline CaF 2 (d = 3.1805 3.

PROBLEM: Question: The atomic number defines the identity of what? Answer: element

SOLUTION: The atomic number defines the identity of an element.

PROBLEM: Question: What do we call any way that animals act, either alone or with other animals. Answer: animal behavior

SOLUTION:
Animal behavior is any way that animals act, either alone or with other animals.