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: What is the invisible force that pulls things to earth? Answer: gravity

Ex Output:
Gravity cannot be seen. It does not require things to touch. Gravity is an invisible force. Many things are pulled to the Earth by gravity. Can you think of some things that fall toward the Earth?.

Ex Input:
Question: What consists mainly of parenchymal cells with chloroplasts? Answer: mesophyll

Ex Output:
Mesophyll makes up most of the leaf's interior. This is where photosynthesis occurs. Mesophyll consists mainly of parenchymal cells with chloroplasts.

Ex Input:
Question: What provides building materials for the body? Answer: food

Ex Output:
Food provides building materials for the body. The body needs building materials for growth and repair.