1. the kelvin starts at absolute zero, where particle stops moving
2.the celsius scale has degrees the same as kelvin, but sets 0 as the melting point of water and 100 as the boiling point of water
3. 0 degree celsius is 273 kelvin the kelvin scale starts 273 lower than celsius absolut zero on the celsius scale = -273
4.100 celsius scale equals to 180 fahrenheit units.