WONDER #2176: What Is a Flash Flood?

Question 1 of 3

Which of the following kills the most people in the U.S. each year?

1. tornadoes
2. hurricanes
3. lightning
4. floods

Question 2 of 3

A flash flood is a flood that occurs within how many hours of heavy rainfall or another cause?

1. 6
2. 12
3. 18
4. 24

Question 3 of 3

According to the National Weather Service, a flash flood what indicates that weather conditions are favorable for a flash flood?

1. warning
2. statement
3. policy
4. watch

Check your answers online at https://wonderopolis.org/index.php/wonder/what-is-a-flash-flood.