Newton's Laws Test Review

What is one of the benefits of wearing a seat belt?

• It keeps you in from falling out of the car.

• It allows you to share the same motion as the car

• It prevents car accidents

• It is connected to air bags

The rate at which an object’s velocity changes is _____

• Acceleration

• Speed

• Time

• Oscillation

Your bicycle begins to slow down when you stop peddling. What is at work?

• Weight

• Friction

• Centrifugal Force

• All of the above

Newton’s second law of motion can be written as

• F = ma

• a = F/m

• F = mc²

• F = am

When two equal forces act in opposite directions on an object, they are called ______________________.

• frictional force

• balanced force

• centripetal force

• gravitational force

When an unbalanced force acts on an object, the force ______________________.

• changes the motion of the object

• is cancelled by another force

• does not change the motion of an object

• is equal to the weight of the object

Tags

NGSS.MS-PS2-2

The resistance of an object to any change in its motion is called ______________________.

• inertia

• friction

• gravity

• weight

Tags

NGSS.HS-PS2-1

According to Newton’s second law of motion, force is equal to mass times ______________________.

• inertia

• weight

• acceleration

• direction

Tags

NGSS.HS-PS2-1

What law is best described by inertia?

• 1st
• 2nd
• 3rd

The picture is an example of Newton's...

• 1st Law

• 2nd Law

• 3rd Law

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2