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.

Example Input: Question: What state occurs when the amount of solute dissolved exceeds the solubility? Answer: supersaturation
Example Output: supersaturated : When the amount of solute dissolved exceeds the solubility. Occurs when a solution is saturated and the temperature slowly drops.

Example Input: Question: What is the outer core made of? Answer: liquid metal
Example Output: Yes! The outer core, anyway. The outer core is liquid metal, like in this photo. Of course, the metal is under an incredible amount of pressure.

Example Input: Question: In which direction does heat always flow through objects? Answer: from hotter to cooler
Example Output:
The objects are at different temperatures, and heat flows from the hotter to the cooler object. This is always.