Who invented the mercury thermometer
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Daniel Gabriel Farenheit
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Robin L. Farenheit
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A. D. Farenheit
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Duke G. Farenheit
A
Correct answer
Explanation
Daniel Gabriel Fahrenheit (1686-1736) was the German physicist who invented the mercury thermometer in 1714 and developed the Fahrenheit temperature scale. The other names are fictional - there is no historical record of Robin L., A.D., or Duke G. Fahrenheit.