EASY
9th CBSE
IMPORTANT
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What is the total momentum of the bullet and the gun before firing?

(Write the answer in words)

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Important Questions on Force and Laws of Motion

EASY
9th CBSE
IMPORTANT
What name is given to the product of mass and velocity of a body?
EASY
9th CBSE
IMPORTANT
What are the effects which a force can produce?
EASY
9th CBSE
IMPORTANT
Give one example 
A force changes the speed of a moving body.
EASY
9th CBSE
IMPORTANT
Give one example
A force moves a stationary body.
EASY
9th CBSE
IMPORTANT
Give one example
A force changes the shape and size of a body.
EASY
9th CBSE
IMPORTANT
Give one example
A force changes the direction of a moving body.
EASY
9th CBSE
IMPORTANT
What type of forces—balanced or unbalanced, act on a rubber band when we stretch it? What effect is produced in the band?
EASY
9th CBSE
IMPORTANT
State Newton’s first law of motion. Give two examples.