Question

1. Troposphere: definition
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Answer 1

Answer:

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

Answer:

The troposphere is the lowest layer of Earth's atmosphere. Most of the mass (about 75-80%) of the atmosphere is in the troposphere. Most types of clouds are found in troposphere, and almost all weather occurs within this layer. ...The bottom of the troposphere is at Earth's surface.

Explanation:

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