Inertia-9C

Which has the MOST inertia?

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Tags

NGSS.MS-PS2-2

What kind(s) of objects have inertia?

• all objects with mass
• only objects at rest
• only objects in motion
• only objects whose motion is being changed

Tags

NGSS.HS-PS2-1

Which one has the LEAST inertia?

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Tags

NGSS.MS-PS2-2

Inertia refers to ___________

(select all the apply)

• the tendency of moving objects to remain in motion

• the force which keeps moving objects in motion with a constant velocity

• the force that keeps stationary objects at rest

• the tendency of stationary objects to remain at rest

All objects have inertia

• True

• False

Who would cause more damage when leaping over a small building?

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Which phenomenon shows effect of inertia ?

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Diagram shows a cat chasing a rat.

The inertia of the car is bigger than the rat because

• the size of the cat is bigger than the rat.

• the mass of the cat is bigger than the rat

• the length of the cat is more than a rat.

• the height of the cat is more than the rat.

Diagram shows a man jerking a table cloth. The glass remain on the table because of inertia. Which action increase the inertia ?

• Use a rougher cloth

• Use a smoother cloth

• Pull the cloth with greater force

• Fill the glass with more water.

Diagram shows a trolley used in a supermarket. Which modification increases the inertia of the trolley ?

• reduce the number of the wheels

• Use bigger and heavier wheels

• Reduce the centre of the gravity of the trolley

• Use absorbers on the wheels