5. Which of the following is a correct unit of pressure?
Conepts in kinetics Key
a. Newtons
b. kg/cm2
C. N/cm2
d. slugs
1. Which of the following is not true about mass?
a. quantity of matter
B. changes depending on gravity
c. measurement unit = kg
d. affects force production
e. all of the choices are true
Hall - 003 Chapter... #3
Hall - 003 Chapter... #8
6. Which of the following characteristics of a vector represents
magnitude?
a. its angle of orientation
B. its length
c. its direction
d. all of the choices are correct
2. Which of the following is not true about weight?
a. measurement unit = lb
b. measurement unit = N
c. weight is a force
d. changes depending on gravity
E. all of the choices are true
Hall - 003 Chapter... #4
3. Which of the following relationships is correct?
A. m = F / a
b. F = m / a
c. a = m / F
d. none of the relationships is correct
Hall - 003 Chapter... #10
7. If two vectors lying in the same plane are added together
and the result is zero, then which of the following is true of the
vector quantities?
a. they are equal in magnitude
b. they are opposite in direction
C. the are both equal in magnitude and opposite in direction
d. none of the choices are correct
Hall - 003 Chapter... #11
8. Which of the following types of force act parallel to a
surface?
Hall - 003 Chapter... #6
4. Which of the following statements is true?
A. shear
b. compression
c. tension
d. all of the choices act parallel to a surface.
A. weight is always a force
b. force is always a weight
c. pressure is synonymous with force
d. pressure is synonymous with weight
Hall - 003 Chapter... #12
Hall - 003 Chapter... #7
9. Which of the following types of force exerts a pull on the
body as in muscle contraction?
14. When you wear a backpack, your center of gravity shifts in
which direction?
a. shear
b. compression
C. tension
d. all of the choices are correct
a. up
b. back
c. forward
D. up and back
Hall - 003 Chapter... #13
Hall - 003 Chapter... #20
10. Which of the following types of force exerts a squeezing
effect on the body?
15. Which of the following is/are true regarding a shot put and
a softball of equal diameter?
a. shear
B. compression
c. tension
d. all of the choices are correct
A. they have the same volume
b. they have the same density
c. they have the same volume and density
d. none of the choices are correct
Hall - 003 Chapter... #14
Hall - 003 Chapter... #21
11. Which of the following quantities is calculated the same as
pressure?
16. Which of the following is/are scalar quantities?
A. stress
b. strain
c. shear
d. tension
a. force
B. mass
c. velocity
d. all of the are scalar quantities.
Hall - 003 Chapter... #24
17. The "quantity of matter composing a body" defines what?
13. Which of the following occurs when a bone is caused to
twist about the longitudinal axis?
a. compression
b. tension
C. torsion
d. none of the choices are correct
a. weight
b. momentum
C. mass
d. inertia
Hall - 003 Chapter... #26
Hall - 003 Chapter... #17
18. A free body diagram includes which of the following?
a. sketch of an object, body, or body part being analyzed
b. vectors representations of all forces acting on the system
C. both choices are included in a free body diagram.
d. neither of the choices are included in a free body diagram.
Hall - 003 Chapter... #29
19. In a free body diagram of the human body, where would
the vector representing weight of the body originate?
a. contact between the feet and the ground
B. center of gravity
c. head
d. need more information
Hall - 003 Chapter... #30
20. Which of the following is true regarding volume?
a. units are cm3
b. units are liters
c. directly proportional to mass
D. units are both cm3 and liters
e. all of the choices are correct