Physics Chapter 5 Forces & Newton's Laws of Motion

F = ma

A feather will fall through the air more slowly than a brick because of

Which of the following is the tendency of an object to maintain its state of motion?

The relationship among mass, force, and acceleration is explained by:

A change in the gravitational force acting on an object will affect the object's

Gravity is an ________ force.

The normal force acting on an object

An object with ___ the amount of matter accelerates ___ as much in response to the same force

Action/reaction forces don't cancel because

Which frictional force is the greatest?

An object that is moving at a constant velocity is said to be in

The length of the force vector represents the

Which of the following is the cause of an acceleration?

If a nonzero net force is acting on an object, then the object is definitely

Acceleration due to gravity is

A gravitational force vector always

A free-body diagram represents all of the following except

The statement "to every reaction there is an equal and opposite reaction" is

An object on a rope is lowered at constant speed. Which is true?

According to Newton's 2nd law of Motion

Which of the following is not a type of friction?

Without air resistance, a penny and a feather dropped from the same height will

One Newton (1 N) is equal to:

What are the units of the coefficient of friction?

F_s= uF_n is an equation for