___________is the principal gas in the Venusian atmosphere and also a minor component of the atmospheres of Earth and Mars.
A) Carbon dioxide
B) Nitrogen
C) Methane
D) Ozone

Question

Quizplus · Accepted Answer

Carbon dioxide is the principal gas in the Venusian atmosphere, comprising about 96% of its atmosphere. It is also a minor component of Earth's atmosphere, making up only around 0.04%, and of the Martian atmosphere. Nitrogen is the main component of Earth's atmosphere, making up about 78%, while methane is more common in the atmospheres of the outer planets. Ozone is present in the Earth's atmosphere, but only in small concentrations. Therefore, A) Carbon dioxide is the best choice.

___________Is the Principal Gas in the Venusian Atmosphere and Also