fluorescent light is a luminous light. incandescent light produces more heat. fluorescent light has a lower frequency. incandescent light causes a chemical reaction.
I gave my students this multiple choice question: Apple slices were divided evenly between two identical metal boxes. A lighted 20-watt incandescent light bulb was placed in box A, and a lighted 20-watt fluorescent light was placed in box B. The apple slices in box A dried faster than those in box B because

Only one answer is correct among these 4 choices:
- fluorescent light is a luminous light.
- incandescent light produces more heat.
- fluorescent light has a lower frequency.
- incandescent light causes a chemical reaction.

Could you tell me which one is correct?

incandescent light produces more heat.