3.1.2.1 Lever systems, examples of their use in activity and the mechanical advantage they provide in movement Quiz: AQA Physical Education, Unit 1

The 20 questions

1. Which lever class is elbow flexion during a bicep curl?

   • Second class
   • Fourth class
   • Third class
   • First class

2. Which lever class is a calf raise onto the toes?

   • Fourth class
   • First class
   • Second class
   • Third class

3. In a first-class lever, what sits between the effort and the load?

   • Muscle
   • Tendons
   • Resistance
   • Fulcrum

4. In a third-class lever system, what is positioned between the fulcrum and load?

   • Effort
   • Fulcrum
   • Resistance arm
   • Pivot

5. What acts as the fulcrum during a tennis forehand stroke at the elbow joint?

   • Shoulder joint
   • Elbow joint
   • Racket head
   • Wrist joint

6. Effort arm is 0.6 m and resistance arm is 0.2 m. What is the mechanical advantage?

   • 0.8
   • 0.12
   • 3
   • 0.33

7. Effort arm is 0.2 m and resistance arm is 0.5 m. What is the mechanical advantage?

   • 0.4
   • 2.5
   • 0.1
   • 0.7

8. What does a mechanical advantage greater than 1 indicate about a lever?

   • Faster movement speed
   • Reduced load capacity
   • Less effort needed
   • Shorter effort arm

9. Which lever class typically provides a mechanical advantage of less than 1 in the human body?

   • Second class
   • Third class
   • First class
   • Fourth class

10. Which lever class always has the effort arm longer than the resistance arm?

    • First class
    • Zero class
    • Second class
    • Third class

11. What primary mechanical benefit is provided by a second-class lever?

    • Increased range of motion
    • Greater speed
    • Greater force
    • Reduced muscle fatigue

12. During a bicep curl, which part of the elbow lever sits in the middle?

    • Resistance
    • Fulcrum
    • Load
    • Effort

13. In a football kick, which joint acts as the fulcrum for the lower leg?

    • Shoulder
    • Knee
    • Ankle
    • Hip

14. When nodding the head, which class of lever is operating at the neck?

    • First class
    • Fourth class
    • Second class
    • Third class

15. Which lever class is best suited for maximising the speed of a sporting movement?

    • Third class
    • Second class
    • First class
    • Fourth class

16. What is the mechanical advantage of a lever with a 0.04 m effort arm and 0.3 m resistance arm?

    • 0.34
    • 7.50
    • 1.20
    • 0.13

17. What three components make up any mechanical lever system?

    • Fulcrum, load, effort
    • Axis, plane, force
    • Speed, mass, distance
    • Bone, muscle, joint

18. In a lever system, what term describes the weight being moved?

    • Effort
    • Load
    • Fulcrum
    • Resistance arm

19. Which lever class provides a greater speed and range of movement at the end?

    • Third class
    • Second class
    • First class
    • Zero class

20. What is the mechanical advantage of a lever with equal effort and load arms?

    • 2
    • 10
    • 0
    • 1

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