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 are the dark areas that appear on the sun called? Answer: sunspots

SOLUTION: Tiny Mercury is the small black dot in the lower center of this picture of the Sun. The larger dark area near the left edge is a sunspot.

PROBLEM: Question: Snails, scallops, and squids are examples of invertebrates called what? Answer: mollusks

SOLUTION: Mollusks are invertebrates such as snails, scallops, and squids.

PROBLEM: Question: What kind of reaction, in general, keeps stars shining? Answer: fusion

SOLUTION:
The energy from fusion reactions keeps the star shining.