PHYS 165 MODULE 2 EXAM
1. True or False
Kinematics is the branch of physics which is concerned with the motion of
objects without regard to the forces that affect the motion.
Answer True
2. Which of the following is the best definition for reference frame?
A) The location of an object as compared to other objects that are considered
to be stationary.
B) A collection of objects that are considered to be stationary that is used to
describe the motion of objects.
C) The branch of physics that is concerned with the motion of objects without
regard for the forces that affect this motion.
D) The rate of change in velocity with respect to time.
Answer B) A collection of objects that are considered to be stationary that is used to describe the
1/
25
,motion of objects.
3. A physical quantity that has both magnitude and direction is known as a
.
Answer vector
4. Vector or Scalar?
Distance
Displacement
Position
Time
Time Interval
Answer Distance
*scalar* Displacement *vector*
Position *vector*
Time *scalar*
Time Interval *scalar*
2/
25
, 5. The rate of displacement is known as . It is a vector and is
usually measured in meters per second (m/s).
A) Velocity
B) Speed
C) Acceleration
D) Time
Answer A) Velocity
6. Match the physical quantity in the left column with the appropriate question
in the right column. Each choice will be used exactly once.
3/
25
1. True or False
Kinematics is the branch of physics which is concerned with the motion of
objects without regard to the forces that affect the motion.
Answer True
2. Which of the following is the best definition for reference frame?
A) The location of an object as compared to other objects that are considered
to be stationary.
B) A collection of objects that are considered to be stationary that is used to
describe the motion of objects.
C) The branch of physics that is concerned with the motion of objects without
regard for the forces that affect this motion.
D) The rate of change in velocity with respect to time.
Answer B) A collection of objects that are considered to be stationary that is used to describe the
1/
25
,motion of objects.
3. A physical quantity that has both magnitude and direction is known as a
.
Answer vector
4. Vector or Scalar?
Distance
Displacement
Position
Time
Time Interval
Answer Distance
*scalar* Displacement *vector*
Position *vector*
Time *scalar*
Time Interval *scalar*
2/
25
, 5. The rate of displacement is known as . It is a vector and is
usually measured in meters per second (m/s).
A) Velocity
B) Speed
C) Acceleration
D) Time
Answer A) Velocity
6. Match the physical quantity in the left column with the appropriate question
in the right column. Each choice will be used exactly once.
3/
25
