The essential element of geography called physical systems focuses on the study of

The essential element of geography called physical systems focuses on the study of the Earth’s natural environments and the systems that shape them.

Physical geography studies the layers of the Earth and the connection between them. For example, the interaction between the anthroposphere and the biosphere - the way in which the protection of natural environments is achieved, but in which tourist routes, tourist activities are also integrated.

reflecting point a across the origin negates both of its coordinates.

b = (5, -4)