Question

Answer in Short :-
1. Name the instrument used to measure weight.
2. Define mass. What is its SI unit?
3. Give one example of rolling motion.
4. Define rectilinear motion.​

Answer 1

Answer:

Answer of 1) mass scale

Answer of 2) mass is a measure of amount of matter that an matter contains and SI unit of mass is kilogram (kg)

Answer of 3)bike wheels, ball bearings, etc

Answer of 4)if the motion of body is along straight line is called rectilinear motion

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