A Formula Used by Meteorologists to Calculate the Wind Chill

question 142

Essay

A formula used by meteorologists to calculate the wind chill temperature (the temperature that you feel in still air that is the same as the actual temperature when the presence of wind is taken into consideration) is where t is the actual air temperature in and S is the wind speed in mph.
What is the wind chill temperature when the actual air temperature is and the wind speed is 25 mph? Please round the answer to the nearest __________ If the temperature is , by how much approximately will the wind chill temperature change if the wind speed increases from 25 mph to 26 mph? Please round the answer to the nearest tenth. __________

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Definitions:

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