Newton's First law of motion is also known as law of
Quantity of matter contained in body is called
Quantity of motion contained in a body is called
Law of conservation of momentum defines that the total momentum of a system of two bodies before and after collision
Weight of a body can be measured using a spring balance, it differs from place to place because of variation in _________
It is easier to push an empty shopping cart than a full one, because the filled cart has more mass than the empty one. This can be expressed by
Centrifugal force is always directed
Friction opposes motion between two bodies in contact because of
Which statement is true for limiting frictional force.