Question

what is troposphere​

Answer 1

Answer:

the lowest Layer of the earth's atmosphere , between the surface of the earth and about 6 to 10 km. above and surface .

Answer 2

Answer:

It is the densest layer of the atmosphere. This is the portion we live in and is , therefore , most familiar to us. It is this layer of atmosphere where all weather changes continuously take place due to presence of water vapours and dust particles. In the troposphere, on an average, the temperature decreases at a rate of 1°C with every 165m ascend. This is called the Normal lapse rate. This is why ,temperature is very low in high mountains.

Explanation:

Mark it as brain list.