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 structure does methane have? Answer: three dimensional tetrahedra

SOLUTION: Methane has a three-dimensional, tetrahedral structure.

PROBLEM: Question: What is the name of the period of transition between the beginning of puberty and adulthood? Answer: adolescence

SOLUTION: Adolescence is the period of transition between the beginning of puberty and adulthood. Adolescence is also a time of significant mental, emotional, and social changes. For example:.

PROBLEM: Question: Stars spend most of their lives on the main sequence, fusing hydrogen into what? Answer: helium

SOLUTION:
Stars spend most of their lives on the main sequence, fusing hydrogen into helium.