344 flash floods most people die in cars us flash

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Unformatted text preview: ta Which of the following is NOT a factor that determines if flooding occurs? a)  Amount of moisture in the soil at the =me precipita=on starts b)  Rate at which the precipita=on soaks into the earth c)  Eleva=on of the land d)  How quickly surface runoff reaches river e)  Amount and distribu=on of precipita=on in drainage basin Flash Flood Big Thompson Canyon, CO July 31 1976 •  Thunderstorms = 300 mm / 4 hours (75% annual precip.) à༎ 6 m high flood with speed of 6 m/s (~22 k...
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