Q69
Gabriel Daniel Fahrenheit was
A.
a German Physicist
B.
devised temperature scale
C.
developed the mercury thermometer in 1714
D.
All of the above
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Gabriel Daniel Fahrenheit was a German Physicist, devised temperature scale and developed the mercury thermometer in 1714. He invented the alcohol thermometer (1709), the first mercury thermometer (1714) and devised the Fahrenheit temperature scale. He also showed the boiling points of liquids vary with changes in pressure and that water can remain liquid below its freezing point.