what are the layers of the earth and what are their properties?
 The spheres of the earth are a way to describe some of the different, large-scale types of matter on the earth. There's the atmosphere, which contains layers just like the earth does. The earth’s hydrosphere contains the water on the earth. The lithosphere is part of what you’ve been exploring today: it contains the layers of rock closest to the surface of the earth, such as the earth’s crust. 