Which major constituent of the atmospheres of Venus and Mars is present in only very small amounts in Earth's atmosphere? A) methane, CH₄ B) carbon dioxide, CO₂ C) nitrogen, N₂ D) oxygen, O₂

Question

Quizplus · Accepted Answer

Carbon dioxide (CO2) is a major constituent of the atmospheres of Venus and Mars, but it is present in only very small amounts in Earth's atmosphere, where nitrogen (N2) and oxygen (O2) are the dominant gases.

Which Major Constituent of the Atmospheres of Venus and Mars