Select All of the Following Statements That Are Characteristics of Tornadoes

Multiple Choice

Select all of the following statements that are characteristics of tornadoes.

A) The average duration of a tornado is about 15 minutes.
B) Tornadoes are classified on a scale from 0 to 6.
C) Tornadoes can be on the ground for hundreds of kilometers and last for several hours.
D) Tornadoes are measured on the Enhanced Fujita scale.
E) When the tornado becomes clogged with the air it takes in, the funnel strengthens.