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


How fast is light go?

If you are asking, "what is the speed of light", in a vacuum light travels about 299,792,458 m per sec, or roughly 186,282 mi per sec.. That's about 670,600,000 MPH!

{{ relativeTimeResolver(1592348932805) }}

Points points 116
Rating 1

Similar Questions
Sign in to view all similar questions
Science 4 Answers
Science 3 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world