Search for tag: "light year"

What Is a Light Year? by David Schwartz--The Amazing, Engaging, Math Exponent

One of the most important ideas in astronomy is the light year. It has big numbers in it but David Schwartz, our amazing, engaging math exponent, knows just how to wrap your brain about BIG numbers.…

From  Vicki Cobb on November 12th, 2019 0 likes 6 plays