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: What do ecosystems require constant inputs of? Answer: energy

Answer: Ecosystems require constant inputs of energy from sunlight or chemicals.

Question: Question: What are the dark areas that appear on the sun called? Answer: sunspots

Answer: Tiny Mercury is the small black dot in the lower center of this picture of the Sun. The larger dark area near the left edge is a sunspot.

Question: Question: Heat, electricity, or light might provide what necessary input to the process of decomposition? Answer: energy

Answer:
Most decomposition reactions require an input of energy in the form of heat, light, or electricity.