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.

Example Input: Question: Isothermal expansion is a process occurring without a change in? Answer: temperature
Example Output: isothermal expansion is a process occurring without a change in temperature.

Example Input: Question: What is the smallest class of elements? Answer: metalloids
Example Output: Metalloids are the smallest class of elements, containing just six elements. They fall between metals and nonmetals in the periodic table.

Example Input: Question: Which process or force pulls rocks apart? Answer: tension stress
Example Output:
Tension stress pulls rocks apart. Tension causes rocks to lengthen or break apart. Tension is the major type of stress found at divergent plate boundaries.