Question

light in one year is one light year.
VI. Answer very briefly.
1. Define measurement
2. Define standard unit.
3. What is the full form of SI system?​

Answer 1

Answer:

1. Measurement is the comparison of an unknown quantity with a known standard quantity or unit.

2. Standard units are the units we usually use to measure the weight , length or capacity of objects

3. Full from of SI system is Standard unit