A burning candle gives off more heat than a lit lightbulb. What can we conclude from this?

Question

Quizplus · Accepted Answer

The statement tells us that the candle gives off more heat than a lit lightbulb. Heat is a form of energy and so this means that the candle is converting more energy into heat than the lightbulb is converting into light. This implies that the lightbulb is more efficient at converting energy into light than the candle is at converting energy into heat.

A Burning Candle Gives Off More Heat Than a Lit