Multiple choice general knowledge science & technology Absolute zero is: 0 degrees Celcius 0 degrees Kelvin 0 degrees Farenheit Imaginary Reveal answer Fill a bubble to check yourself B Correct answer Explanation Absolute zero is the lowest possible temperature, defined as 0 Kelvin (or -273.15°C and -459.67°F). At absolute zero, all thermal motion ceases theoretically. Kelvin is the absolute temperature scale where 0 K represents absolute zero.