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  2. Fahrenheit - Wikipedia

    en.wikipedia.org/wiki/Fahrenheit

    c °C to f °F: f = c × 1.8 + 32; f °F to k K: k = ⁠ f + 459.67 / 1.8 ⁠ k K to f °F: f = k × 1.8 − 459.67; There is also an exact conversion between Celsius and Fahrenheit scales making use of the correspondence −40 °F ≘ −40 °C. Again, f is the numeric value in degrees Fahrenheit, and c the numeric value in degrees Celsius: f ...

  3. Degree (temperature) - Wikipedia

    en.wikipedia.org/wiki/Degree_(temperature)

    CelsiusC) FahrenheitF) Rankine (°R or °Ra), which uses the Fahrenheit scale, adjusted so that 0 degrees Rankine is equal to absolute zero. Unlike the degree Fahrenheit and degree Celsius, the kelvin is no longer referred to or written as a degree (but was before 1967 [1] [2] [3]). The kelvin is the primary unit of temperature ...

  4. Celsius - Wikipedia

    en.wikipedia.org/wiki/Celsius

    The degree Celsius is the unit of temperature on the Celsius temperature scale[ 1 ] (originally known as the centigrade scale outside Sweden), [ 2 ] one of two temperature scales used in the International System of Units (SI), the other being the closely related Kelvin scale. The degree Celsius (symbol: °C) can refer to a specific point on the ...

  5. Oven temperatures - Wikipedia

    en.wikipedia.org/wiki/Oven_temperatures

    230–260 °C. The various standard phrases, to describe oven temperatures, include words such as "cool" to "hot" or "very slow" to "fast". For example, a cool oven has temperature set to 200 °F (90 °C), and a slow oven has a temperature range from 300–325 °F (150–160 °C). A moderate oven has a range of 350–375 °F (180–190 °C ...

  6. Highest temperature recorded on Earth - Wikipedia

    en.wikipedia.org/wiki/Highest_temperature...

    According to the World Meteorological Organization (WMO), the highest registered air temperature on Earth was 56.7 °C (134.1 °F) in Furnace Creek Ranch, California, located in Death Valley in the United States, on 10 July 1913. [1][5][6] This record was surpassed by a reading of 57.8 °C (136.0 °F), registered on 13 September 1922, in ...

  7. Climate change - Wikipedia

    en.wikipedia.org/wiki/Climate_change

    Many climate change impacts have been felt in recent years, with 2023 the warmest on record at +1.48 °C (2.66 °F) since regular tracking began in 1850. [21] [22] Additional warming will increase these impacts and can trigger tipping points, such as melting all of the Greenland ice sheet. [23]

  8. Geothermal gradient - Wikipedia

    en.wikipedia.org/wiki/Geothermal_gradient

    Earth cutaway from core to exosphere Geothermal drill machine in Wisconsin, USA. Temperature within Earth increases with depth. Highly viscous or partially molten rock at temperatures between 650 and 1,200 °C (1,200 and 2,200 °F) are found at the margins of tectonic plates, increasing the geothermal gradient in the vicinity, but only the outer core is postulated to exist in a molten or fluid ...

  9. Thermal comfort - Wikipedia

    en.wikipedia.org/wiki/Thermal_comfort

    Thermal comfort is the condition of mind that expresses subjective satisfaction with the thermal environment. [ 1 ] The human body can be viewed as a heat engine where food is the input energy. The human body will release excess heat into the environment, so the body can continue to operate. The heat transfer is proportional to temperature ...