Forces and Moments in Movement: Interactive Learning Quizzes

Question 1

Which of the following is NOT a type of force that influences movement?

Accepted Answer

Elasticity

Answer

Gravity

Answer

Friction

Answer

Muscle force

Question 2

What is the SI unit of moment?

Accepted Answer

Newton meter (Nm)

Answer

Kilogram (kg)

Answer

Meter per second squared (m/s²)

Answer

Joule (J)

Question 3

Which of the following is a factor that affects the magnitude of static friction?

Accepted Answer

Surface roughness

Answer

Temperature

Answer

Humidity

Answer

Air pressure

Question 4

How does gravity influence the motion of a projectile?

Accepted Answer

Causes a downward acceleration

Answer

Changes direction of motion

Answer

Retards motion

Answer

Stops motion

Question 5

Which of the following muscles is the prime mover in knee extension?

Accepted Answer

Quadriceps

Answer

Gluteus maximus

Answer

Calves

Answer

Hamstrings

Question 6

How does friction affect the efficiency of human movement?

Accepted Answer

Reduces efficiency

Answer

Improves efficiency

Answer

Increases efficiency at low speeds

Answer

Has no effect on efficiency

Question 7

Which of the following is a potential consequence of muscular imbalances?

Accepted Answer

Increased risk of injury

Answer

Enhanced endurance

Answer

Greater flexibility

Answer

Improved performance

Question 8

How can knowledge of forces and moments be applied to improve athletic performance?

Accepted Answer

Optimizing movement patterns

Answer

Improving cardiovascular fitness

Answer

Increasing muscle mass

Answer

Reducing body fat percentage

Question 9

Which of the following is NOT a type of lever system?

Accepted Answer

Class 4

Answer

Class 1

Answer

Class 3

Answer

Class 2

Question 10

The moment of a force is the product of the following quantities:

Accepted Answer

Force and perpendicular distance from the point of application to the axis of rotation

Answer

Force and area of contact

Answer

Mass and acceleration

Question 11

Which of the following is a force that opposes the relative motion of two surfaces in contact?

Accepted Answer

Friction

Answer

Elasticity

Answer

Gravity

Answer

Inertia

Question 12

The effect of gravity on a body is to:

Accepted Answer

Pull it towards the center of the Earth

Answer

Have no effect on it

Answer

Cause it to move in a circular motion

Answer

Push it away from the center of the Earth

Question 13

A clockwise moment on a body will cause it to rotate:

Accepted Answer

Clockwise

Answer

Translate clockwise

Answer

Counter-clockwise

Question 14

The SI unit of moment is the:

Accepted Answer

Newton meter (Nm)

Answer

Joule (J)

Answer

Kilogram meter (kgm)

Answer

Watt (W)

Question 15

Which of the following is a type of muscle force?

Accepted Answer

Isometric

Answer

Friction

Answer

Inertia

Answer

Gravity

Question 16

A balanced force on an object will result in:

Accepted Answer

No change in motion

Answer

Increase in speed

Answer

Decrease in speed

Question 17

Which of the following is NOT a force that acts on the body during physical activity?

Accepted Answer

Cognitive force

Answer

Gravity

Answer

Friction

Answer

Muscle force

Question 18

What is the SI unit of measurement for moment?

Accepted Answer

Nm

Answer

kg

Answer

m

Answer

J

Question 19

Which type of muscle contraction occurs when the muscle shortens?

Accepted Answer

Concentric contraction

Answer

Eccentric contraction

Answer

Isometric contraction

Question 20

What is the consequence of gravity on a body in motion?

Accepted Answer

It causes the body to accelerate downward

Answer

It has no impact on the body's motion

Answer

It causes the body to move in a circular path

Answer

It causes the body to accelerate upward

Question 21

Which of the following is a lever system where the fulcrum lies between the effort and the load?

Accepted Answer

Second-class lever

Answer

Third-class lever

Answer

There is no such lever system

Answer

First-class lever

Question 22

Establish the correlation between force, distance, and work.

Accepted Answer

Work = Force x Distance

Answer

Work = Force / Distance

Answer

Work = Force - Distance

Answer

Work = Distance / Force

Question 23

Which of the following factors will increase the moment of a force?

Accepted Answer

Increasing the distance from the pivot point

Answer

Increasing the number of forces acting on the body

Answer

Decreasing the angle between the force and the moment arm

Answer

Decreasing the magnitude of the force

Question 24

Which of the following is an example of a balanced moment?

Accepted Answer

A person standing on a seesaw, with the seesaw remaining level

Answer

A person pushing a table across the floor

Answer

A person pushing against a wall, with only one foot on the ground

Answer

A person jumping up in the air

Question 25

Which of the following is the primary cause of friction between two surfaces?

Accepted Answer

Interlocking irregularities on the surfaces

Answer

The speed at which the objects are moving

Answer

The weight of the objects

Answer

The area of contact between the surfaces

Question 26

Which of the following is a consequence of gravity?

Accepted Answer

Objects accelerate towards the ground

Answer

Objects move in a straight line

Answer

Objects float in the air

Answer

Objects accelerate upwards

Question 27

Which of the following is a vector quantity?

Accepted Answer

Force

Answer

Mass

Answer

Temperature

Answer

Time

Question 28

Which of the following is an example of a centripetal force?

Accepted Answer

The force that keeps a ball moving in a circular path

Answer

The force that pushes a person forward when they walk

Answer

The force that lifts a plane into the air

Answer

The force that pulls an object towards the ground

Question 29

Which fundamental force is responsible for keeping us fixed on the ground?

Accepted Answer

Gravity

Answer

Buoyancy

Answer

Muscle force

Answer

Friction

Question 30

When a body achieves equilibrium, the combined force acting upon it becomes:

Accepted Answer

Zero

Answer

Indeterminable

Answer

Positive

Answer

Negative

Question 31

Which of the following correctly defines the unit for measuring torque?

Accepted Answer

Newton-meter

Answer

Joule

Answer

Newton

Answer

Watt

Question 32

The moment of force concerning a specific point refers to:

Accepted Answer

The force multiplied by the perpendicular distance to the force's line of action

Answer

The force multiplied by the distance between the point and the force's application

Question 33

Which factors influence the amount of friction between two surfaces?

Accepted Answer

Surface roughness and normal force

Answer

None of the above

Answer

Normal force alone

Answer

Surface area alone

Question 34

A system of forces that produces a pure moment around a point is known as:

Accepted Answer

A couple

Answer

Linear force

Answer

Pure torque

Answer

Static equilibrium

Question 35

To reduce torque, one effective method is to:

Accepted Answer

Increase the distance between the force and the pivot point

Answer

Increase the force

Answer

Decrease the force

Question 36

The moment arm of a muscle is defined as the:

Accepted Answer

Perpendicular distance from the muscle's line of action to the joint's axis

Answer

Length of the muscle fiber

Answer

Force exerted by the muscle

Question 37

Which force does NOT significantly impact human movement?

Accepted Answer

Centrifugal force

Answer

Friction

Answer

Gravity

Answer

Muscle force

Question 38

What is the total force acting on an object in equilibrium?

Accepted Answer

Zero

Answer

Greater than zero

Answer

Less than zero

Answer

Constantly changing

Question 39

What type of moment occurs when force is applied at a right angle to a lever?

Accepted Answer

Torque

Answer

Moment of inertia

Answer

Gravitational moment

Answer

Angular momentum

Question 40

How does a higher coefficient of friction affect movement?

Accepted Answer

Increases resistance to movement

Answer

Increases speed of movement

Answer

Decreases acceleration of movement

Answer

Decreases resistance to movement

Question 41

What happens when a force is applied to a rotating object?

Accepted Answer

Causes angular acceleration

Answer

Increases its potential energy

Answer

Stops its rotation

Answer

Changes its linear momentum

Question 42

What is the centre of mass of an object?

Accepted Answer

The point where its mass seems concentrated

Answer

The point where its weight is located

Answer

The geometric centre of the object

Answer

The point where the object is most stable

Question 43

How is the linear momentum of an object calculated?

Accepted Answer

Mass multiplied by velocity

Answer

Mass divided by velocity

Answer

Mass plus velocity

Answer

Mass minus velocity

Question 44

Which of these is a closed kinetic chain exercise?

Accepted Answer

Squat

Answer

Bicep curl

Answer

Triceps extension

Answer

Bench press

Question 45

A gymnast doing a handstand is NOT significantly affected by which force?

Accepted Answer

Buoyancy

Answer

Gravity

Answer

Muscle force

Answer

Friction

Question 46

A sprinter pushes off the starting blocks. Which of the following describes the type of force they are generating?

Accepted Answer

Ground reaction force

Answer

Air resistance

Answer

Friction

Answer

Gravity

Question 47

A long jumper attempts to maximize their horizontal distance. Which of the following factors is LEAST likely to influence their performance?

Accepted Answer

The mass of the jumper

Answer

The angle of takeoff

Answer

The height of the jump

Answer

The speed of takeoff

Question 48

A weightlifter performs a bicep curl. The weight creates a moment that is countered by:

Accepted Answer

The force generated by the bicep muscle

Answer

The force of gravity

Answer

The force of air resistance

Answer

The force of friction

Question 49

A dancer performs a pirouette. What is the primary factor that determines the speed of the spin?

Accepted Answer

The moment of inertia

Answer

The mass of the dancer

Answer

The force applied

Question 50

Which of the following is an example of how friction can be beneficial in movement?

Accepted Answer

Providing traction for running

Answer

Making it harder to push a heavy object

Answer

Increasing air resistance during jumping

Answer

Reducing the speed of a rolling ball

Question 51

A tennis player uses a racket to hit a ball. The force of the impact is directly related to:

Accepted Answer

The mass and velocity of the ball

Answer

The height of the player

Answer

The angle of the swing

Answer

The size of the racket

Question 52

A swimmer performing the butterfly stroke uses their body to generate lift. This is an example of:

Accepted Answer

Bernoulli's Principle

Answer

Newton's Second Law of Motion

Answer

Newton's First Law of Motion

Answer

Newton's Third Law of Motion

Question 53

A cyclist leans into a turn. This is an example of how:

Accepted Answer

Centripetal force keeps the cyclist in a circular path

Answer

Gravity pulls the cyclist towards the ground

Answer

Friction slows the cyclist down

Question 54

A high jumper uses a Fosbury Flop technique. This technique utilizes the principle of:

Accepted Answer

Conservation of angular momentum

Answer

Archimedes' Principle

Answer

Newton's Law of Universal Gravitation

Answer

Bernoulli's Principle