Force causes acceleration.

Important Questions on Force and Laws of Motion

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 2

Weight is a force.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 3

When a man jumps from a boat, the boat experiences a backward jerk. 

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 4

Balanced forces cannot change the shape of a body.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 5

Linear momentum $=m\times v$.
Where $m$ is mass and $v$ is velocity of the moving object.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 6

A book pushed on a table top stops by itself. Therefore, Newton's first law does not work in some cases.Enable GingerCannot connect to Ginger Check your internet connection
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EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 7

Ripe fruits fall on shaking branch of a tree vigorously. This is because of inertia of motion.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 8

Greater the force, more is inertia i.e., force is a measure of inertia.

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 2 - Force and Laws of Motion>Formative Assessment>Q 9

The SI unit of linear momentum is $\mathrm{N}-\mathrm{s}$?