Convert fahrenheit to kelvin

Enter value below to convert fahrenheit [°F] to kelvin [K], or vice versa.

fahrenheit

kelvin

fahrenheit information

Definition

The degree Fahrenheit (°F) is a unit of temperature used in the United States and a few other countries. It is named after the German physicist Gabriel Fahrenheit, who developed a temperature scale with 0 °F as the freezing point of brine (a mixture of salt and water) and 96 °F as the body temperature of a healthy human. </br></br> The degree Fahrenheit is used to express temperatures in a way that is more familiar to people in the United States and a few other countries, but it is not used as a standard unit of temperature in the International System of Units (SI). The relationship between the degree Fahrenheit and the degree Celsius, which is the standard unit of temperature in the SI, is that the temperature in degrees Fahrenheit can be converted to degrees Celsius by subtracting 32 from the temperature in degrees Fahrenheit and then multiplying the result by 5/9. </br></br> The degree Fahrenheit is still used in the United States and a few other countries to express temperatures in everyday life, such as the temperature of the weather and the temperature of household appliances. It is also used in some scientific and technical fields, particularly in the United States, although the degree Celsius is more commonly used in these fields.

History

The degree Fahrenheit (°F) is named after the German physicist Gabriel Fahrenheit, who developed a temperature scale with 0 °F as the freezing point of brine (a mixture of salt and water) and 96 °F as the body temperature of a healthy human. This temperature scale, known as the Fahrenheit scale, was proposed by Fahrenheit in 1724 and was widely adopted in the scientific community.

The Fahrenheit scale was based on the work of earlier scientists, such as Ole Rømer, who had developed their own temperature scales. However, the Fahrenheit scale was simpler and more consistent than these earlier scales, and it quickly gained widespread acceptance.

The Fahrenheit scale became the standard temperature scale in the United States and a few other countries, and it was widely used in scientific and technical fields as well as in everyday life. However, it was not adopted as the standard unit of temperature in the International System of Units (SI), which instead adopted the degree Celsius as the standard unit of temperature.

The degree Fahrenheit is still used in the United States and a few other countries to express temperatures in everyday life, such as the temperature of the weather and the temperature of household appliances. It is also used in some scientific and technical fields, particularly in the United States, although the degree Celsius is more commonly used in these fields.

kelvin information

Definition

The kelvin (symbol: K) is the unit of temperature in the International System of Units (SI). It is named after the Scottish engineer and physicist William Thomson, 1st Baron Kelvin, who proposed it in 1848. The kelvin is defined as the fraction 1/273.16 of the thermodynamic temperature of the triple point of water. This definition means that the kelvin is exactly equal to 1/273.16 of the temperature of the triple point of water, which is defined as the temperature at which water can coexist in a solid, liquid, and gaseous state simultaneously. </br></br> The kelvin is the base unit of temperature in the International System of Units, and it is used in scientific and technical fields to measure temperature. It is often used in conjunction with the degree Celsius (°C) to express temperatures in a more convenient way, since the kelvin scale is based on the temperature of absolute zero, which is the temperature at which all matter ceases to have any thermal energy. The relationship between the kelvin and the degree Celsius is that one kelvin is equal to one degree Celsius, but the zero point of the two scales is different: 0 °C is the temperature at which water freezes, while 0 K is the temperature at which all matter ceases to have any thermal energy.

History

The kelvin is named after the Scottish engineer and physicist William Thomson, 1st Baron Kelvin, who proposed it in 1848. Lord Kelvin, as he is often referred to, was a prominent scientist in the 19th century who made significant contributions to the fields of mathematics, physics, and engineering. He is best known for his work on the second law of thermodynamics and the concept of absolute zero, the temperature at which all matter ceases to have any thermal energy.

Lord Kelvin proposed the kelvin as a unit of temperature that would be based on the temperature of absolute zero, rather than being based on the temperature at which water freezes or boils, as other temperature scales were at the time. He argued that this would provide a more consistent and reliable way to measure temperature, since the temperature of absolute zero is a fundamental property of matter that is independent of the properties of any particular substance.

The kelvin was officially adopted as the unit of temperature in the International System of Units (SI) in 1954, and it has been used as the standard unit of temperature in scientific and technical fields ever since. It is often used in conjunction with the degree Celsius (°C) to express temperatures in a more convenient way, since the kelvin scale is based on the temperature of absolute zero, which is difficult to measure directly. The relationship between the kelvin and the degree Celsius is that one kelvin is equal to one degree Celsius, but the zero point of the two scales is different: 0 °C is the temperature at which water freezes, while 0 K is the temperature at which all matter ceases to have any thermal energy.