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WorksheetsWeek 2 Kinematics and Kinetics
Total questions: 20
Worksheet time: 15mins
Name
Class
Date
1.
What is kinematics in biomechanics concerned with?
a)
Understanding the forces acting on bodies
b)
Describing how bodies move without considering forces
c)
Analyzing muscle activation during movement
d)
Investigating the effects of gravity on motion
2.
Which kinematic variable represents the distance covered in a specific direction?
a)
Speed
b)
Acceleration
c)
Displacement
d)
Velocity
3.
In which plane does lateral rotation of the spine occur?
a)
Sagittal plane
b)
Transverse plane
c)
Frontal plane
d)
Medial plane
4.
When describing motion, what is the rate of change of distance upon time called?
a)
Displacement
b)
Speed
c)
Velocity
d)
Acceleration
5.
What term describes a combination of translatory and rotatory motion?
a)
Translatory motion
b)
Rotatory motion
c)
Combined motion
d)
Angular motion
6.
What is the reference point for movement in the human body?
a)
Center of rotation
b)
Center of acceleration
c)
Center of mass
d)
Center of inertia
7.
In which plane does abduction and adduction of the arm occur?
a)
Sagittal plane
b)
Transverse plane
c)
Frontal plane
d)
Medial plane
8.
What is the difference between displacement and distance?
a)
Displacement considers direction, distance does not
b)
Displacement considers speed, distance does not
c)
Displacement is a scalar, distance is a vector
d)
Displacement is a vector, distance is a scalar
9.
What term describes how bones move in relation to each other?
a)
Osteokinematics
b)
Arthrokinematics
c)
Kinetic motion
d)
Dynamic motion
10.
What are vectors in kinematics?
a)
Quantities that only have magnitude
b)
Quantities that have magnitude and direction
c)
Quantities that describe distance only
d)
Quantities that describe speed and time
11.
What is kinetics in biomechanics concerned with?
a)
Measuring joint angles
b)
Understanding motion patterns
c)
Analyzing forces in action
d)
Evaluating spatiotemporal parameters
12.
What is the product of mass and acceleration called?
a)
Force
b)
Velocity
c)
Momentum
d)
Impulse
13.
What forces originate from inside the body, such as muscles and ligaments?
a)
External forces
b)
Resultant forces
c)
Internal forces
d)
Distraction forces
14.
Which type of force opposes motion when two surfaces rub against each other?
a)
Compressive force
b)
Shear force
c)
Tensile force
d)
Frictional force
15.
What force keeps an object from falling due to gravity?
a)
Tensile force
b)
Resultant force
c)
Ground reaction force
d)
Distraction force
16.
What does the resultant force of concurrent force systems depend on?
a)
Direction only
b)
Magnitude only
c)
Both direction and magnitude
d)
Neither direction nor magnitude
17.
What type of force can cause rotation in a concurrent force system?
a)
Tensile force
b)
Shear force
c)
Compressive force
d)
Torque
18.
What term describes the product of force and velocity?
a)
Power
b)
Impulse
c)
Acceleration
d)
Torque
19.
What is the main focus of kinetics in biomechanics?
a)
Investigating joint angles
b)
Understanding linear motion
c)
Analyzing forces and moments
d)
Measuring spatiotemporal parameters
20.
Which kinetic variable reflects the force exerted by muscles to maintain joint stability and mobility?
a)
Impulse
b)
Ground reaction force
c)
Joint force
d)
Power
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