Unit 2 Intro

Inertia refers to ___.

• The force that keeps stationary objects at rest
• The force which keeps moving objects in motion with a constant
• The tendency of moving objects to remain in motion
• All of the above

A force is simply a push or pull. 

• True
• False

Friction refers to the force between two surfaces sliding past each other. 

• True 
• False

The amount of matter that makes up an object is its weight. 

• True
• False

The law of inertia applies to 

• moving objects
• non-moving objects
• moving and nonmoving objects

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

All objects have inertia, whether they are moving or not.

• True
• False

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

• temperature
• shape
• size
• motion

What is the Net Force?

• 5 N to the right
• 10 N to the right
• 15 N to the right
• 0 N

____________ is the ability to cause change. 

• Energy 
• Force 
• Friction
• Motion