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Difference Between Celsius and Fahrenheit

Main Difference

The main difference between Celsius and Fahrenheit is that Celsius scale or unit measures the temperature of the boiling point of water at 100-degree Celsius and freezing point at 0 degree Celsius, whereas Fahrenheit scale or unit measures the boiling point temperature of the water at 212-degree Fahrenheit and freezing point of water at 32-degree Fahrenheit.

Celsius vs. Fahrenheit

The measurement of temperatures of melting point or freezing point of water in the Celsius unit is 0°C, and the boiling point is 100°C. In contrast, the measurement of temperatures of melting point or freezing point of water in Fahrenheit is 32°F, and the boiling point is 212°F. As the difference between the freezing point and boiling point is 100° in Celsius unit, but in the case of Fahrenheit, the difference between these two points is 180° therefore 1°F is 1.8 times smaller than 1°C.

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Celsius is represented by the symbol of °C, and the symbol representation for Fahrenheit is °F. In a celsius scale, the value of absolute zero is 273.15°C, while in the case of Fahrenheit, the amount of absolute zero is -459.67°F.

To convert Celsius into Fahrenheit, multiplication of celsius temperature is done with 1.8 and secondly addition with 32 or by using equation F = (1.8 x C) + 32. In contrast, the conversion of Fahrenheit into Celsius is done by the subtraction from 32, then a division of answer by 1.8 or by using equation C = (F – 32)/1.8.

The measurement of average body temperature in the Celsius scale gives the value of 37°C, while it provides 98.6°F in the Fahrenheit scale. The acceptance of the Celsius method is extensive worldwide for measuring temperature, despite those countries which use the Kelvin scale for measuring temperature. However, the Fahrenheit system is used in the United States.

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Comparison Chart

CelsiusFahrenheit
It is a temperature scale or unit that processes the boiling point of water at 100°C and freezing point at 0°C.It is a temperature scale or unit that processes the boiling point of water as 212°F and freezing point at 32°F.
Absolute Zero
The absolute zero of Celsius is -273.15°CThe absolute zero of Fahrenheit is -459.67°F
Water Boiling Point
The water boiling point in Celsius is 100°CThe water boiling point in Fahrenheit is 212°F
Water Freezing Point
The water freezing point in Celsius is 0°CThe water freezing point in Fahrenheit is 32°F
Average Human Body Temperature
The average human body temperature in Celsius is 37°CThe average human body temperature in Fahrenheit is 98.6°F
Named By
Swedish astronomer named Andres CelsiusGerman physicist named Daniel Gabriel
Symbol
The symbol of Celsius is °C.The symbol of Fahrenheit is °F.
Size of One Degree
1°C is 1.8 times larger than 1°F1°F is equal to 5/9°C
Wide Acceptance
WorldwideThe United States and many of its regions
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What is Celsius?

It is a temperature scale that is also called the centigrade scale and is derived from the International System of Units (SI) therefore used worldwide. On the Celsius scale, °C can be the representation of a particular temperature as well as used as a unit for the indication of difference among two points of temperature and variability.

The measuring scale of “Celsius” was named by Andres Celsius, who was a Swedish astronomer from 1701 to 1744. It was known as “centigrade” derived from Latin words ‘centum’ meaning 100 and ‘gradus’ meaning steps, afterward relabeled as Celsius to honor the pioneer Anders Celsius in 1948.

The measurement of temperatures of freezing point or melting point of water in the Celsius unit is 0°C, and the boiling point is measured at 100°C below one atmospheric pressure. Temperature reading using this method is the easiest one and is the section of the metric system used worldwide as a SI unit. The average human temperature is calculated as 32°C, and it has an absolute zero value of -273.15°C.

Although, according to the International agreement, two distinct points of the absolute zero and the triple point of water (specially prepared) explains the °C unit and scale. It is why Celsius is related to the Kelvin scale that is known as the System International base unit of temperature denoted by K.

The Absolute Zero is the theoretically lowest temperature at which there is no heat energy of substance due to minimal motion of particles; therefore, it is stated as 0 Kelvin and -273.15 degree celsius.

What is Fahrenheit?

It is a temperature scale that is based on unit degree Fahrenheit (°F), and explained by two base-points of temperature; the boiling point of water that is 212°F and the freezing point of water into ice that is 32°F at standard atm pressure.

In the 1960s (West), the Fahrenheit temperature scale was mostly in use for industrial, medical, and climatic purposes. Fahrenheit parameter is still preferred in The United States and some of its areas, e.g., the Bahamas, Belize, the Cayman Islands, and Liberia because it reduces the recording of negative temperature values. Moreover, it is also because 180°F is equal to 100°C.

This parameter was the discovery of Daniel Gabriel Fahrenheit in 1724, who was a German dutch physicist from 1686 to 1736. The temperature value of Fahrenheit is convertible into Celsius done by the subtraction from 32, then the division of answer by 1.8 or by using equation C = (F – 32)/1.8.

As the unit of Fahrenheit is equal to 5/9°C, it allows accurate measuring communication without replacing fractional degrees; therefore, the promoters of Fahrenheit declare its prior admiration because of its quality of user-friendliness.

Key Differences

  1. The freezing of water in Celsius unit is0°C whereas, the freezing point of water in Fahrenheit unit is 32°F.
  2. The boiling point of water in the Celsius unit is 100°C, while the boiling point of water in Fahrenheit uni is 212°F.
  3. The measurement of average body temperature in the Celsius scale gives the value of 37°C; conversely, it provides 98.6°F in the Fahrenheit scale.
  4. The symbol that denotes Celsius is °C, but the logo that signifies Fahrenheit is °F.
  5. In a Celsius scale, the value of absolute zero is 273.15°C; on the other hand, in Fahrenheit, the amount of absolute zero is -459.67°F.
  6. The size of one degree of Celsius is measured 1.8 times larger as compared to one degree of Fahrenheit, which is equal to 0.556°C.
  7. The measuring scale of “Celsius” was named by Andres Celsius, who was a Swedish astronomer, on the flip side, the measuring scale of “Fahrenheit” was named by Daniel Gabriel Fahrenheit in 1724, who was a German dutch physicist.
  8. The Celsius method is widely used worldwide for measuring temperature, on the other hand, the Fahrenheit system is used by The United States and nearly all of its areas, e.g., the Bahamas, Belize, the Cayman Islands, and Liberia.

Conclusion

Celsius and Fahrenheit are both the temperature measuring parameters, but the measurement method of the scales is different. As Celsius is more convenient and commonly used worldwide, whereas Fahrenheit is more precise and mainly used in the Uk and some of its territories. In terms of Celsius, the boiling point of water is 100°C and freezing point is 0°C, but in case of Fahrenheit, the boiling point is 212°F and freezing point 32°F.

Harlon Moss

Harlon currently works as a quality moderator and content writer for Difference Wiki. He graduated from the University of California in 2010 with a degree in Computer Science. Follow him on Twitter @HarlonMoss

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