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Slide Notes

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Complex Machine

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PRESENTATION OUTLINE

1.

COMPLEX MACHINE

BULLDOZER
Photo by Zachi Evenor
2.

SIMPLE MACHINES INCLUDED

  • Wheel and Axle
  • Lever
  • Wedge
  • Bolt (screw)
  • Pulley (runs engine)
Photo by bagalute
3.

Untitled Slide

4.

Gravity pulling down on the object.
The lever is lifting the wedge.
Wheel and axle go forward but create friction.

Photo by felixtsao
5.

Untitled Slide

6.

Gravity and lift of the ground and the bulldozer are even.
Push is stronger than than friction.
Lift of the lever is stronger than gravity.
Gravity acts from a distance.
Everything else is from contact.g

Photo by Starr Environmental
7.

Trace Michelson, Levi Lindley, and Kie Anderson

Photo by thomas lieser (thomas-lieser.smugmug.com)

Trace Michelson