The Earth
Is The Earth Really Hollow?
April 17, 2019
At some point during grade school, most likely elementary school, students are taught that the earth is made up of four layers: the crust, the mantle, the outer core, and the inner core. ...
At some point during grade school, most likely elementary school, students are taught that the earth is made up of four layers: the crust, the mantle, the outer core, and the inner core. ...