noun
electricity; electric power
Refers to electricity as a physical phenomenon or utility. Common in everyday contexts like power supply, electrical appliances, and bills.
この村にはまだ電気が通っていない。
This village still doesn't have electricity.
電気代が先月より高くなっ
The electricity bill was higher than last month.
noun
electric light; light
Often used when referring to turning lights on/off or the presence of artificial lighting. In many contexts, 電気をつける／消す is the most natural way to say 'turn on/off the light'.
部屋の電気をつけてください。
Please turn on the light in the room.
寝る前に電気を消した。
I turned off the light before going to bed.