With increasing altitude,the concentration of gases in our atmosphere ____________.
A) becomes denser
B) becomes less dense
C) remains the same
D) increases for the first 10 km, then starts to decline

Question

Quizplus · Accepted Answer

As altitude increases, the pressure decreases and so does the density of gases. Therefore, the concentration of gases in the atmosphere becomes less dense.

With Increasing Altitude,the Concentration of Gases in Our Atmosphere ____________