This preview shows page 1. Sign up to view the full content.
Unformatted text preview: 101.3 kilopascals (14.69 psi), and a total mass of 25 teratonnes , compared to Earth's 5148 teratonnes. However, the scale height of the atmosphere is about 11 kilometres (6.8 mi), somewhat higher than Earth's 7 kilometres (4.3 mi). The atmosphere on Mars consists of 95% carbon dioxide , 3% nitrogen , 1.6% argon , and contains traces of oxygen , water , and methane , for a mean molar mass of 43.34 g/mol.   The atmosphere is quite dusty, giving the Martian sky a light brown or orange color when seen from the surface; data from the Mars Exploration Rovers indicate that suspended dust particles within the atmosphere are roughly 1.5 micrometres across. ...
View Full Document
This note was uploaded on 12/15/2011 for the course AST AST1002 taught by Professor Emilyhoward during the Fall '10 term at Broward College.
- Fall '10