Question

nort-Answer Questions
1. What is meant by the mass of a body? What is
the SI unit of mass?
2. What is meant by the weight of a body? What is
the SI unit of weight?
3. What is the working principle of a
spring balance?
4. What is meant by the density of a body? What is
the SI unit of density?
5. What is the relative density of a substance?
na. Anewer Questions​

Answer 1

Answer:

1. mass is the quantity of matter in body regardless of it's volume.its SI unit is kg
2. body weight is refered as indicator for persons health with body volume measurements it's SI unit is kg