Preparing your learning experience...

Reload TopicNest
TopicNestLearn one concept at a time

Why do we see lightning before thunder?

Compare how quickly light and sound travel.

ScienceClass 83 min video
Lightning flashing across a stormy sky before thunder is heard3:23

What you'll learn

  1. 1How fast light travels
  2. 2How fast sound travels
  3. 3Why lightning reaches us before thunder

What happens next

Watch short videoSee why light reaches us before the sound of thunder.Try interactive experimentInteractive activity coming soon.Quick check quizTest what you've learned.
Watch Video