A circuit in a home provides power to light fixture. The homeowners want to use a compact fluorescent bulb instead of an incandescent bulb

. They would simply need to remove the incandescent bulb from the light fixture and replace it with a compact fluorescent bulb. Compact fluorescent bulbs are more energy-efficient and can last much longer than incandescent bulbs, so the homeowners will likely see a decrease in their energy usage and save money on their electricity bills over time.