In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.
Q: Sentence: The light-producing process fluorescence occurs when a substance absorbs shorter-wavelength ultraviolet light and then gives off the energy as visible light. Question: What light-producing process occurs when a substance absorbs shorter-wavelength ultraviolet light and then gives off the energy as visible light?
A:
fluorescence