Saved Bookmarks
| 1. |
2 gases in the atmosphere |
|
Answer» ONG>Answer: GASES in Earth's Atmosphere Nitrogen and oxygen are by far the most common; dry AIR is COMPOSED of about 78% nitrogen (N2) and about 21% oxygen (O2). Argon, carbon dioxide (CO2), and many other gases are also present in much lower amounts; each makes up less than 1% of the atmosphere's mixture of gases |
|