Question

explain , why the pressure of ground floor is always greater than first floor of building.

Answer 1

The pressure of ground floor is more heavier than first floor because all the cements nails rodes are depends on the last joint all floors are standing one upon so in underground and the root is baked strongly to bear the weight of all floors this cannot happen like it seem the top floor is carriying full weight and the ground floor is totally light.
Example:-if you will make a building of lego blocks so all the weight will be at the ground floor