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.

Ex Input:
Question: The entropy is decreasing because a gas is becoming a what? Answer: liquid

Ex Output:
The entropy is decreasing because a gas is becoming a liquid.

Ex Input:
Question: What type of species can alternate between medusa and polyp forms? Answer: cnidarian

Ex Output:
As you can see in Figure below , both body plans have radial symmetry. Some cnidarian species alternate between medusa and polyp forms. Other species exist in just one form or the other.

Ex Input:
Question: Refracting and reflecting telescopes are optical telescopes that use lenses to gather what? Answer: light

Ex Output:
Refracting and reflecting telescopes are optical telescopes that use lenses to gather light.