NOW THAT'S FAST!

Sunlight takes about 8 minutes and 20 seconds to reach Earth, traveling at 186,282 miles per second. Light can be visible or invisible, depending on its wavelength, and is really an interplay between electric and magnetic fields. Light is just one portion of the electromagnetic spectrum, which also includes radio waves, x-rays, infrared waves, ultraviolet rays, and gamma rays.

 

on to the next question