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.
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Question: Question: Which process involves solvent separation on a solid medium? Answer: chromatography

Answer: Chromatography involves solvent separation on a solid medium.

Question: Question: The sun's energy is converted to chemical energy by a what? Answer: plant

Answer: The sun's energy is converted to chemical energy by a plant. An animal gets energy when it eats the plant. The student gets energy when it eats the animal. The boy's energy is used to pedal the bike.

Question: Question: What work together in pairs to bend or straighten a joint? Answer: muscles

Answer:
Muscles work together in pairs to bend or straighten the joint.