Which is one way that earth’s atmosphere supports life?

The atmosphere protects living things on earth from the sun's harmful ultraviolet radiation.

Explanation:

keeping the earth warm, the atmosphere contains gases that enable the "Greenhouse effect", (it means that they are able to trap the heat that is reflected from the surface of the earth.)

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

answer; i believe that the correct answer is (a) potassium(k)