What are the different layers of the earths atmosphere?

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?