Compared to Earth's Atmosphere,the Atmosphere of Mars Has Surface Pressures

question 13

Multiple Choice

Compared to Earth's atmosphere,the atmosphere of Mars has surface pressures that are ________.

• A)3 times those on Earth; major gases are water vapor and carbon dioxide
• B)0)1 times those on Earth; major gases are water vapor and carbon dioxide
• C)one-half those on Earth; main gases are methane and nitrogen
• D)1)5 times those on Earth; main gases are methane and nitrogen