Weegy: The answer is a. 0 degrees C.
The lowest POSSIBLE temperature in nature is absolute zero, which defines 0 degrees Kelvin (-273.15 degrees C. [ [ or -459.67 degrees F.) If by 'nature' you mean ANYWHERE outside a laboratory, intergalactic space would probably offer the lowest temperatures in the known Universe.
Temperature measures the average kinetic energy of any object's molecules or atoms. Since by definition it contains no ... (More)