Which is more fundamental the mass of a body or its weight ? Why ?

Mass of a body is more……………than its weight.

Which is more fundamental between stress and strain for an elastic body?

Why atomic number is more fundamental than any other quantity ?

Mass of a body is 5 kg .What is its weight ?

Mass of a body is 5 kg. What is its weight ?

Can a body have weight but no mass?

Can a body have mass but no weight ?

The weight of a body of mass 1 kg

A weight of 5 kg is required to produce the fundamental frequency of a sonometer wire. What weight is requried to produce its octave ?