1.Based on the graph,what is the relationship of temperature to the speed of sound in air?
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2.From your graph,fin the interval where the speed of sound 15°C is located.
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3.Extend the line of your graph and find the interval where the speed of sound at 25°C is located.
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4.Use your graph to determine how much does the speed of sound change for the given change of the temperature.
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2.From your graph,fin the interval where the speed of sound 15°C is located.
________________________________________________________
3.Extend the line of your graph and find the interval where the speed of sound at 25°C is located.
________________________________________________________
4.Use your graph to determine how much does the speed of sound change for the given change of the temperature.
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Answer:
1. A: For each 1 degree Celsius that temperature decreases, the speed of sound decreases by 0.6 m/s. So sound travels through dry, -20 °C air at a speed of 319 m/s.