Inertia

Inertia is the tendency of an object to resist a change in its ___________.

• temperature

• shape

• size

• motion

What is the relationship between heavy objects and inertia?

• Only heavy objects have inertia.

• Heavy objects have more inertia.

• Heavy objects have less inertia.

• Heavy objects have no inertia.

Inertia tells us that we need ____________ to get an object moving or to make it stop.

• a force

• gravity

• friction

• strength

Tags

NGSS.3-PS2-1

You push on a car and it does not move.  What is true about the inertia?

• The inertia is changing

• The inertia of the car is too great 

• The inertia of the person is equal to the car

• There is not inertia because of no movement

True of False?
An object's inertia is effected by its mass.

• False

• True

Tags

NGSS.MS-PS2-2

Inertia is Newton's _______ Law of Motion.

• First

• Second

• Third

Diagram 3 shows a cat chasing a rat. The inertia of the cat is bigger than the rat because.

• The size of the cat is bigger than the rat

• The length of the cat is more than the rat

• The mass of the cat is bigger than the rat

Tags

NGSS.MS-PS2-2

What would happen to Earth if there were no inertia?

• Earth would crash into the sun

• Earth would fly out to space

• Earth would collapse

• Earth would orbit the moon

Which of the following best describes inertia?

• The tendency of an object to change its state of motion

• The tendency of an object to resist changes in its state of motion

• The ability of an object to accelerate

• The ability of an object to maintain constant speed

A book is lying on a table. What will happen to the book if no external force is applied?

• It will start moving

• It will remain at rest

• It will fall off the table

• It will rotate