Everyday Science: Flood Quiz
Floods hold a prominent spot in the creation myths of many cultures, and today they kill more people every year than any other weather phenomenon. How much do you know about floods?
What caused the famous 1889 flood in Johnstown, Pa.?
- sudden ice melt in the Allegheny Mountains
- Hurricane Clara
- a broken dam
The Arno River flooded in _____, causing major damage to the art collections of Florence, Italy.
What's a muddy flood?
- a flood caused by runoff on farmland
- a flood caused by a landslide
- obviously, a flood with a lot of mud in it
One of the world's largest moving structures is a flood barrier. Where is it located?
- New Orleans
- the Netherlands
According to the National Flood Insurance Program, what's the chance of the average American home sustaining flood damage in the course of a 30-year mortgage?
- 14 percent
- 26 percent
- 48 percent
What should you do if a flash flood is approaching you?
- Climb to higher ground any way you can.
- Run as fast as you can.
- Go limp and let the flood waters carry you.
How much rapidly moving water can knock a person down?
- 3 inches (8 centimeters)
- 6 inches (15 centimeters)
- 1 foot (30 centimeters)
In the floods of 1993, how many of the Mississippi River's 1,300 levees failed?
What percentage of the city of New Orleans was flooded after Hurricane Katrina in 2005?
- 30 percent
- 50 percent
- 80 percent
How high was the wall of water that hit Shadyside, Ohio, in a flash flood on June 14, 1990?
- 9 to 12 feet (2.7 to 3.6 meters)
- 12 to 15 feet (3.6 to 4.5 meters)
- 15 to 20 feet (4.5 to 6 meters)