Converting temperatures from Celsius to Kelvin is important both in everyday situations and in science. The Celsius scale is commonly used and is based on the freezing point (0°C) and boiling point ...

I consider myself pretty conversant in metric units. I know that 20 kilograms is 44 pounds (double it and add 10%) and that five kilometers is a little over three miles (I’ve, uh, run a lot of 5Ks).