Unit 3 Review

When a moving bus is suddenly stopped, the passengers tend to fall forward. This is because of

• Inertia of rest

• Friction

• Inertia of motion

• Weight

What is Newton's first law known as. The law of

• Gravity

• Inertia

• Friction

• Force

Which type of force will cause a change in objects motion

• Gravity

• No force

• Balanced force

• Unbalanced force

What can a force do

• Start a motion

• Stop a motion

• Change direction

• All the above

Tendency of every body to continue in its state of rest or motion

Objects with more mass or heavier have LESS inertia.

• True
• False

A measure of gravitational force on an object.

• acceleration
• weight
• mass
• kilograms

The amount of matter in an object  is _______________?

• Mass
• Weight
• Gravity
• Force

An object's mass coupled with the gravitational force is ____________________________________.

• Mass 
• Weight
• Density
• Acceleration

The SI units for force are...

• Kilograms
• Newtons
• Meters per second
• Pounds