Which temperature scale is the primary unit of measurement and analysis in the physical world?
A
Celsius Scale
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B
Kelvin Scale
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C
Fahrenheit Scale
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D
None of these
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Solution
The correct option is D Kelvin Scale
The kelvin is a unit of measure for temperature based upon an absolute scale. It is one of the seven base units in the International System of Units (SI) and is assigned the unit symbol K.
The Kelvin scale is an absolute, thermodynamic temperature scaleusing as its null point absolute zero, the temperature at which all thermal motion ceases in the classical description of thermodynamics.