Tuesday, October 13, 2009

October 13th and 14th

On these days we will determine the speed of sound via an experiment. We will go outside with cymbals and stopwatches and measure how long it takes sound to reach us from varied distances. We will then graph the data in a scatterplot, do some trend analysis and then calculate the speed of sound using the equation velocity equals distance divided by time. As part of this exercise we will also need to convert feet into meters.

Students will need to turn in the scatter plot, the math work used to determine the speed of sound and a two paragraph analysis of the calculated speed of sound in comparison to the published speed of sound of 343 meters per second in air at 20 degrees C

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