Mars has an atmosphere but it is much thinner than earths. It's mainly carbon dioxide gas (95%).
The state of the common elements on Mars are all either a solid, liquid, or a gas. Some of them are found as only a solid, or only a liquid, or only a gas, or 2 of them, or all 3.
On both Venus and Mars, the most abundant gas in the atmosphere is carbon dioxide. On Earth nitrogen is the most abundant gas.
The atmosphere on Mars consists of 95% carbon dioxide, 3% nitrogen, 1.6% argon, and contains traces of oxygen and water.[
The carbon dioxide is the principal component of the atmosphere (not air !) on Mars.
The carbon dioxide is the principal component of the atmosphere (not air !) on Mars.
OLIVINE
iron oxide
the most common gas is water vapor
Mars is a terrestrial planet, not a gas giant. Mars is a terrestrial planet because the majority of it is rock, not gas.
"The red planet" is the most common nickname in English
Yes, most of the surface is sand.
silicon oxygen iron