Question

B. Fill in the blanks.
1 The density of air is highest near the
The air in the atmosphere is a
n ก​

Answer 1

Answer:

troposphere

Explanation:

The troposphere is the lowest layer of Earth's atmosphere and site of all weather on Earth. The troposphere is bonded on the top by a layer of air called the tropopause, which separates the troposphere from the stratosphere, and on bottom by the surface of the Earth

Answer 2

The surface of earth ,
Nitrogen