Answer:
SI system consist of standard units of measurement that are defined by International System Of Units.
Explanation:
SI stands for Standard International. It consist of total 7 units that are accepted internationally,
Two advantages of SI units are:
- SI unit is rational system of units, that means one unit denotes one physical quantity.
- SI units are internationally accepted which makes researchers and scientist calculations
Spinal cord is the part of the central nervous system which is used to serve as the main communication link between the body and brain
Depends in the weight of tge objects, but they will be drawb together