Knowledge

/

ArcaMax

Which of these was one of the original universal elements?

on

Published in Science Trivia

Plants
Heart
Air
Garbage

Air. The Earth's air is comprised of 78% nitrogen, 21% oxygen and 1% other substances.

 

 

Comments

blog comments powered by Disqus

 

Related Channels

Danny Seo

EcoTips

By Danny Seo
Rob Kyff

The Word Guy

By Rob Kyff

Comics

Noodle Scratchers The Other Coast Clay Bennett Christopher Weyant Adam Zyglis Meaning of Lila