3.
Short storms are generally more intense than long storms; therefore, intensity and duration are
__________ proportional.
4.
If a rainstorm is 30 minutes long and drops 1.7 inches of water, what is that storm's intensity?
A.
3.4 in/hr
B.
2.4 in/hr
C.
1.7 in/hr
D.
Not enough data is given to determine the storm's intensity.
5.
According to the isohyetal map shown on page 1-17, the West Indies receive (less or more) __________
rainfall in one hour, than the Central US from storms of 2-year frequency.
6.
The stripper method uses evenly spaced parallel lines on a map to calculate--
A.
The peak flow.
B.
The amount of water lost through retention.
C.
The number of acres in a drainage area.
D.
The time of concentration.
7.
You need a ________________, a pencil, and scaled map of the drainage area to use the stripper method.
EN5465
1-16
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