1 / 12

Classes of Levers

Classes of Levers. 1. First Class Levers. -the fulcrum is between the force and the load. -examples scissors, pliers, seesaw. -favors speed and range-of-motion. Classes of Levers. 1. First Class Levers. -the fulcrum is between the force and the load. -examples scissors, pliers, seesaw.

lerch
Download Presentation

Classes of Levers

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion

  2. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion -example Triceps brachii extends the forearm at the humeroulnar joint

  3. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion -example Triceps brachii extends the forearm at the humeroulnar joint humerus radius ulna

  4. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion -example Triceps brachii extends the forearm at the humeroulnar joint humerus radius ulna Triceps brachii

  5. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion -or favors force

  6. Classes of Levers 1. First Class Levers -the fulcrum is between the force and the load -examples scissors, pliers, seesaw -favors speed and range-of-motion -or favors force

  7. Classes of Levers 2. Second Class Levers -the load is between the force and the fulcrum -example wheelbarrow -favors force -example Brachioradialis flexes the forearm at the humeroulnar joint

  8. Classes of Levers radius ulna 2. Second Class Levers -the load is between the force and the fulcrum -example wheelbarrow -favors force -example Brachioradialis flexes the forearm at the humeroulnar joint humerus

  9. Classes of Levers radius ulna 2. Second Class Levers -the load is between the force and the fulcrum -example wheelbarrow -favors force -example Brachioradialis flexes the forearm at the humeroulnar joint humerus Brachioradialis

  10. Classes of Levers 3. Third Class Levers -the force is between the load and the fulcrum -example tweezers, tennis racket, golf club -favors speed and range-of-motion -example Biceps brachii flexes the forearm at the humeroulnar joint

  11. Classes of Levers radius ulna 3. Third Class Levers -the force is between the load and the fulcrum -example tweezers, tennis racket, golf club -favors speed and range-of-motion -example Biceps brachii flexes the forearm at the humeroulnar joint humerus

  12. Classes of Levers radius ulna 3. Third Class Levers -the force is between the load and the fulcrum -example tweezers, tennis racket, golf club -favors speed and range-of-motion -example Biceps brachii flexes the forearm at the humeroulnar joint Biceps brachii humerus

More Related