For general use cases, there are three temperature scales. The Celsius (°C) scale is the standard unit in most of the countries that have implemented the metric system of measurement. It is widely employed in all fields of science.[1 Marks]
The Fahrenheit (°F) scale is most common in the United States and a few English speaking countries.[1 Marks]
The Kelvin (K) temperature scale is recognised as the international standard unit for scientific temperature calculations.[1 Marks]