In the southern sub region of sub saharan africa which country is mainly covered by the kalahari desert

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics? he proposed that plates carry parts of the seafloor. he theorized that pieces of earth move for a limited time. he suggested that the asthenosphere is broken into segments. he observed seafloor cracks similar to existing cracks in the continents.

Why does less erosion & more deposition take place on the outside bank of a meander?

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called