PHYS 165 Module 3 Exam 2026 – Study Guide & Practice Questions
What is the branch of classical mechanics concerned with the study of forces and their effects on motion
called? - (answer)Dynamics
Which of the following is the BEST description of a force?
a) simply a push or a pull
b) an action exerted on an object which may change the object's state of rest or motion
c) something only found in sci-fi movies
d) A and B - (answer)a) simply a push or a pull
b) an action exerted on an object which may change the object's state of rest or motion
c) something only found in sci-fi movies
*d) A and B*
What is the unit for force? - (answer)Newtons
In a free body diagram of a box resting on the floor, how many forces would you draw?
A) 1
B) 2
C) 3
D) 4 - (answer)B) 2
What is the specific, immediate, identifiable cause of a force called? - (answer)Agent of Force
When a baseball player hits a home run, what is the agent of the force applied to the ball? - (answer)The
bat
What makes a field force different from a contact force when it comes to agents and receivers of forces?
- (answer)In field forces the agent and receiver of the force do not have to touch, but in contact forces
the agent and receiver of the force must touch
, PHYS 165 Module 3 Exam 2026 – Study Guide & Practice Questions
A force exerted from any surface (the agent) onto an object that is pressing against the given surface is
known as a(n) _______.
A) Normal Force
B) Tension Force
C) Elastic Force
D) Field Force - (answer)A) Normal Force
he force that acts on an object to resist motion is known as ______________.
A) Normal
B) Friction
C) Inertia
D) Contact - (answer)B) Friction
The resistive force that occurs when the two surfaces do slide across each other is known as
____________________________.
A) Static Friction
B) Kinetic Friction - (answer)A) Static Friction: starting
*B) Kinetic Friction*: sliding
What is the definition of inertia? - (answer)Inertia is the property of an object which resists any change
in the object's motion
Law of Inertia? - (answer)An object at rest remains at rest and an object in motion stays in motion unless
acted on by a net outside force
Which of the following is a description of acceleration according to Newton's Second Law of Motion?
Acceleration _________. - (answer)Is directly proportional to the net force acting on the system
Acceleration of an object is directly proportional to the net external force acting on an object
Acceleration of an object is inversely proportional to the mass of the object
What is the branch of classical mechanics concerned with the study of forces and their effects on motion
called? - (answer)Dynamics
Which of the following is the BEST description of a force?
a) simply a push or a pull
b) an action exerted on an object which may change the object's state of rest or motion
c) something only found in sci-fi movies
d) A and B - (answer)a) simply a push or a pull
b) an action exerted on an object which may change the object's state of rest or motion
c) something only found in sci-fi movies
*d) A and B*
What is the unit for force? - (answer)Newtons
In a free body diagram of a box resting on the floor, how many forces would you draw?
A) 1
B) 2
C) 3
D) 4 - (answer)B) 2
What is the specific, immediate, identifiable cause of a force called? - (answer)Agent of Force
When a baseball player hits a home run, what is the agent of the force applied to the ball? - (answer)The
bat
What makes a field force different from a contact force when it comes to agents and receivers of forces?
- (answer)In field forces the agent and receiver of the force do not have to touch, but in contact forces
the agent and receiver of the force must touch
, PHYS 165 Module 3 Exam 2026 – Study Guide & Practice Questions
A force exerted from any surface (the agent) onto an object that is pressing against the given surface is
known as a(n) _______.
A) Normal Force
B) Tension Force
C) Elastic Force
D) Field Force - (answer)A) Normal Force
he force that acts on an object to resist motion is known as ______________.
A) Normal
B) Friction
C) Inertia
D) Contact - (answer)B) Friction
The resistive force that occurs when the two surfaces do slide across each other is known as
____________________________.
A) Static Friction
B) Kinetic Friction - (answer)A) Static Friction: starting
*B) Kinetic Friction*: sliding
What is the definition of inertia? - (answer)Inertia is the property of an object which resists any change
in the object's motion
Law of Inertia? - (answer)An object at rest remains at rest and an object in motion stays in motion unless
acted on by a net outside force
Which of the following is a description of acceleration according to Newton's Second Law of Motion?
Acceleration _________. - (answer)Is directly proportional to the net force acting on the system
Acceleration of an object is directly proportional to the net external force acting on an object
Acceleration of an object is inversely proportional to the mass of the object
