Multiple choice

A canyon is a deep ravine between cliffs often carved from the landscape by a river. The Grand Canyon of United States in the state of Arizona is carved by river

  1. Mississippi

  2. Colorado

  3. Rio Grande

  4. Mackenzie
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A canyon is a deep ravine between cliffs often carved from the landscape by a river. Rivers have a natural tendency to reach a baseline elevation, which is the same elevation as the body of water it will eventually drain into, forming a canyon. 

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