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The Rocky Mountains were caused by a physical process called tectonic forces.
Tectonic forces are forces generated from within the earth that result in uplift, movement, or deformation of part of the earth's crust.
The Rocky Mountains were caused by a physical process called tectonic forces.
Tectonic forces are forces generated from within the earth that result in uplift, movement, or deformation of part of the earth's crust.
Answer:
It is the following
Explanation:
It won't let me upload the picture, but it is the picture that looks like the two plates are meshing and creating a hill