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: How can natural resources be classified from a human point of view? Answer: renewable or nonrenewable

SOLUTION: From a human point of view, natural resources can be classified as either renewable or nonrenewable.

PROBLEM: Question: The length of a rectangular surface multiplied by its width is equal to what? Answer: area

SOLUTION: The area of a rectangular surface is calculated as its length multiplied by its width.

PROBLEM: Question: An example of beta decay is the emission of an electron by a carbon-14 what? Answer: nucleus

SOLUTION:
Transmutation also occurs when a nucleus undergoes decay. An example of beta decay is the emission of an electron by a carbon-14 nucleus.