Measuring rain with your windshield wipers
By Bethany Brookshire, 14:47 PM December 13, 2013
Do you have a rain gauge in your yard or at your school? They are handy devices to teach students about rainfall over time. The simplest ones look like test tubes. A fancier type, a traditional tipping bucket rain gauge, gathers water in a funnel and pours it on the higher end of a little seesaw. Every time the seesaw fills with water and tips, it makes an electrical “mark.” By looking at the number of marks and how close together they are, a scientist can tell both how much rain fell and how...
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