Levers

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4 Terms

1
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Components of levers

How the joint/ body moves

Lever- bone

Fulcrum- joint

Effort- force from muscle

Load- weight of body/ object

2
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First class lever

NECK

  • Header in football

  • Both a mechanical advantage and disadvantage

<p><mark data-color="blue">NECK</mark></p><ul><li><p>Header in football</p></li><li><p>Both a mechanical advantage and disadvantage </p></li></ul>
3
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Second class lever

ANKLE

  • Jumpshot in basketball

  • Mechanical advantage

<p><mark data-color="blue">ANKLE</mark></p><ul><li><p>Jumpshot in basketball</p></li><li><p>Mechanical advantage </p></li></ul>
4
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Third class lever

ELBOW

  • Bicep curl

  • Mechanical disadvantage

<p><mark data-color="blue">ELBOW</mark></p><ul><li><p>Bicep curl</p></li><li><p>Mechanical disadvantage </p></li></ul>

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