How do waves from an earthquake move differently at the surface of the earth and through the body of the earth?

The rocky mountain system stretching from canada to new mexico is a string of mountains running along the wester united states. what factors would mostly cause this arrangement of mountains? intense pressure undemeath a tectonie plate that could not breakthrough the rock subduction of a tectonic plate, which pushed up a neighboring plate into mountains two plates located at a diverging boundary with a third plate rising between them two plates that melted into molten rock, which later cooled into the shape of mountains

Explain why the rate of urbanisation is in the way it is between developed and undeveloped countries.

Pollution from one country can affect another. for example, south korea is especially affected by pollution and dust storms that come from