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.

Input: Consider Input: Question: What do you call plastids that contain the green pigment chlorophyll? Answer: chloroplasts

Output: Chloroplasts are plastids that contain the green pigment chlorophyll. They capture light energy from the sun and use it to make food. A chloroplast is shown in Figure above .

Input: Consider Input: Question: How does carbon dioxide chemically weather rocks? Answer: by creating acids

Output: Carbon dioxide chemically weathers rock by creating acids.

Input: Consider Input: Question: What is extracted from rock by heap leaching, flotation, or smelting? Answer: ore
Output: Ore is extracted from rock by heap leaching, flotation, or smelting.