Mass, Weight & Density

Question 1

Define Mass.

Answer 1

Mass is the amount of matter in a body.

Question 2

S.I Unit of Mass?

Answer 2

kilogram kg

Question 3

Type of Qty? [mass]

Answer 3

Scalar.

Question 4

Define Weight.

Answer 4

Weight is the amount of gravitational force acting on a body.

Question 5

Type of Qty?

Answer 5

Vector

Question 6

Formula for Weight?

Answer 6

W = mg

Question 7

S.I. Unit for weight?

Answer 7

Newton N

Question 8

Diff btw mass & weight ?

Answer 8

1. Mass : amt of matter in a body but weight : amt of gravitationa force acting on a body
2. Mass of an object is not affected by the influence of gravity but weight is.