While there are various temperature scales used in science, the most common and widely accepted one is the Celsius scale (also known as Centigrade).

Here's why:

* International Standard: Celsius is the standard temperature scale used in most scientific fields and by many countries worldwide.

* Scientific Instruments: Most scientific instruments, like thermometers, are calibrated in Celsius.

* Consistency: Using a universal scale ensures consistency in scientific research and data analysis.

While Fahrenheit is still used in some countries, it is not as widely accepted in the scientific community. Kelvin is the absolute temperature scale, which is crucial for thermodynamic calculations, but it's less frequently used for everyday measurements.

So, while other scales exist, Celsius is the most common and widely accepted temperature measurement used by scientists due to its standardization and ease of use.