# Biomechanics Quiz Questions set 2.txt

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1. The units of measurement for force (which include weight, drag force, lift force, friction force, and vertical ground reaction force) are...
newton (N)
2. The units of measurement for radius rotation, radius of resistance, and moment arm are...
meters (m)
3. The units of measurement for linear speed and projectile speed are...
meters per second (m/s)
4. The units of measurement for an angle are...
5. The units of measurement for angular velocity are...
6. The units of measurement for angular impulse are...
newton-meter-sec (N-m-s)
7. The units of measurement for angular momentum are...
kilogram meter squared per second (kg-m2/s)
8. The units of measurement for angular inertia are...
kilogram meter squared (kg-m2)
9. The units of measurement for torque are...
newton-meter (N-m)
10. Which of the following is/are force(s) that influence the movement of a projectile when it is in air?
• weight (W)
• drag force(Fd)
• lift force (FL)

the second letter in drag force and lift force is a subscript
11. Which of the following describe a "change in a factor" that would increase a projectile's maximum vertical height?
• projectile speed
• projectile angle
12. Which of the following describe "a change in a factor" that would increase a projectile's maximum horizontal distance?
• projectile speed
• time in air
13. Which of the following describe "a change in a factor" that would increase a projectile's time in the air?
• projectile speed
• relative projection height
• projection angle
14. Fill in the blank: "A body's total _______ is the result of an optimal combination of individual joint linear speeds."
linear speed
15. During a jump, ankle plantar flexion results in an increase in linear speed of the following joints
all joints superior to the ankle
16. During a jump, knee extension results in an increase in linear speed of the following joints
all joints superior to the knee
17. During a jump, hip extension results in an increase in linear speed of the following joints
all joints superior to the hip
18. "The straight-line distance from a joint/body axis of rotation to a point on a body segment" is the definition of...