Both parts are mountainous. In the west, there are the Cascades, that feed into the Rocky's (but the Rocky's are not along the coast). And in the east, the are the Appalachian mountains.
The Appalachian Mountains are in the Eastern United States.
The western half of the United States is more mountainous. It includes the younger mountain ranges such as the Rocky Mountains, the Sierra Nevada, the Sierra Madre, and the Cascades of Washington and Oregon.
The Appalachian mountains are in the eastern United States.
The west side of the US is more mountainous than the east side. The Rocky Mountains and Sierra Nevada are prominent mountain ranges in the western states, while the Appalachian Mountains are the primary range in the eastern states.
Because the western United States in more mountainous, this creates more micro-climates in the area.
western
The Appalachian mountains are in the eastern United States.
The Appalachian Mountains are in the Eastern United States.
The Continental Divide is in the Western United States.
Its in the hole
The eastern and western sections of the United States are divided by the Mississippi River.
eastern