1. What do you call the layers of gases which protect the Earth?
A. Atmosphere
C. Exosphere
B. Biosphere
D. Lithosphere​


Sagot :

Answer:

A.atmosphere

Explanation:

Earth's atmosphere has a layered structure. From the ground toward the sky, the layers are the troposphere, stratosphere, mesosphere, thermosphere, and exosphere. Another layer, called the ionosphere, extends from the mesosphere to the exosphere. Beyond the exosphere is outer space.