Which of the following is not studied by physical geographers? A. stars B. soil C. bodies of water D. the motion of the earth.

D, because of it is not something physical.

A. stars

Explanation:

Physical Geography is the area of geographic studies related to natural terrestrial manifestations, involving the superficial processes and the elements of the interior of the planet that are directly related to the shapes and alterations of the relief.

Physical geography deals with themes that generally coalesce around four themes: the lithosphere, the atmosphere, the hydrosphere and the biosphere.