A astronomical unit of distance equal to 9.5 trillion kilometers (5.9 trillion miles). It is defined as the distance light travels in an Earth year.
Storyboard Text
Slide: 1
LIGHT- YEARA astronomical unit of distance equal to 9.5 trillion kilometers (5.9 trillion miles). It is defined as the distance light travels in an Earth year.
Over 30 Million Storyboards Created
No Downloads, No Credit Card, and No Login Needed to Try!
We use cookies so you get the best experience, Privacy Policy