What is the scientific name for the layer of gas that surrounds the earth

Answer: air.

Explanation:

Earth's atmosphere is a layer of gases surrounding the planet Earth and retained by the Earth's gravity. It contains roughly 78% nitrogen and 21% oxygen 0.97% argon and carbon dioxide 0.04% trace amounts of other gases, and water vapor. This mixture of gases is commonly known as air

Answer: I did the test it is atmosphere. I am 100% sure.