Question 1

How do you convert Celsius to Fahrenheit?

Accepted Answer

Multiply the Celsius value by 9/5 and add 32. Formula: °F = (°C × 9/5) + 32.

Question 2

What is absolute zero?

Accepted Answer

Absolute zero is 0 Kelvin, -273.15 °C, or -459.67 °F. It is the lowest possible temperature.

Question 3

What is the Rankine scale?

Accepted Answer

Rankine (°R) is an absolute temperature scale using Fahrenheit-sized degrees. 0 °R = absolute zero. It is used in some US engineering thermodynamic calculations. 0 °C = 491.67 °R.

Question 4

At what temperature do Celsius and Fahrenheit coincide?

Accepted Answer

Celsius and Fahrenheit are equal at -40°. This is the only point where both scales give the same numerical value: -40 °C = -40 °F.

Fahrenheit to Réaumur

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