Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

How do they make light?


Light is one kind of energy, in the form of electromagnetic waves and photon particles. In an incandescent light bulb, for example, an electric current heats the atoms in the filament, causing the atoms to vibrate. As they vibrate, they emit electromagnetic radiation that our eyes perceive as light.

{{ relativeTimeResolver(1597849497796) }}

LIVE
Points points 83
Rating 1

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE