Question

State four differences between mass and weight.

Answer 1

Mass:

1. It is the quantity of matter contained in a body.
2. It is a constant quantity.
3. It is a scalar quantity.
4. Its unit is kg.
5. Beam balance is used to measure it.
6. At no place, its value is zero.

Weight:

1. It is the force with which a body is attracted towards the center of the earth.
2. W = m x g, hence its value changes from place to place according to the value of ‘g’
3. It is a vector quantity.
4. Its unit is ‘newton’.
5. Spring balance is used to measure it.
6. At the center of the earth, its value is zero.