Forces in Motion Review

What is Newton's First Law known as? The Law of

• Friction
• Mass
• Inertia
• Gravity

Which type of force(s) will cause a change in an object's motion?

• gravity
• zero net force
• balanced forces
• unbalanced forces

What is the name for a push or pull?

• A movement
• A force
• Speed
• Density

Newton's 1st Law states,________________________.

• F=ma

• Every action has an equal and opposite reaction

• An object at rest stays at rest, an object in motion stays in motion.

• Friction

Why does an 18-wheeler have more inertia than a bicycle?

• it has more mass
• it has more volume
• it is not as aerodynamic

What is Inertia?

• motion

• An object's resistance to motion

• friction

A balanced force is________.

• equal and in opposite directions

• unequal and not opposite

• changes motion

 What is the unit called that measures force?

• weight
• meter
• Newton
• kilogram

Friction is a force that...

• works against motion

• makes things faster

• makes things heavier

• is imaginary

An object and rest will stay at rest and an object in motion will stay in straight line motion unless acted on by a force, is which one of Newton's Laws of Motion?

• 4th Law of Motion
• 1st Law of Motion
• 3rd Law of Motion
• 2nd Law of Motion