International System of measurements or Systéme International (as in French) is the most commonly accepted system of measurements. It has it’s origin from the mks system (meter kilogram second). In some countries of the world, there is the Imperial System of measurements with it’s origin in the fps system ( foot pound second).
Month: January 2023
Animals are classified into 2 large groups, vertebrates and invertebrates. Invertebrates do not have a backbone and vertebrates have an internal skeleton. Further on, these 2 large groups are divided into phylums. More than 95 % of all animals are invertebrates.