Final answer:
Kansas and Oklahoma experience the most tornadoes per 10,000 square miles.
Step-by-step explanation:
The two states that experience the most tornadoes per 10,000 square miles are Kansas and Oklahoma. These states are a part of an area known as Tornado Alley, which extends from Texas to South Dakota. Tornadoes are more common in these states due to several factors, including the convergence of warm and cold air masses and the presence of the Rocky Mountains to the west.