The Rocky Mountains are a________________

Are the Great Plains flat?

What mountain range near the Pacific coast still has active volcanoes?

What is a plateau?

A chain of islands: Example Hawaii

An opening of the planet's crust that allows magma, ash and gasses to escape to the surface.

Which body of water do Louisiana and Texas border?

The Continental Divide is a(n) _____ through the Rocky Mountains that separates eastward- and westward-flowing rivers.

Dams along rivers in this region provide an important source of _____ power.

This is an enormous salt-water ocean that borders the West Coast of the United States and includes ports in San Diego, Long Beach, Los Angeles, Portland, Seattle, Tacoma, Valdez, and Honolulu.

This body of water borders Louisiana and Texas and includes ports in New Orleans and Houston.

The largest salt lake in the Americas, this lake changes in size because of evaporation.

This lake was formed when the Hoover Dam was built on the Colorado River. It is also a popular recreation area

Located north of the Colorado River, this river flows from the mountains into the Pacific Ocean.