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Simple Machines By Joanne Griffin. Lever Door on hinges Wheelbarrow Crowbar Oar Scissors Pliers See-saw Salad tongs Hoe Rake Hammer.

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Presentation on theme: "Simple Machines By Joanne Griffin. Lever Door on hinges Wheelbarrow Crowbar Oar Scissors Pliers See-saw Salad tongs Hoe Rake Hammer."— Presentation transcript:

1 Simple Machines By Joanne Griffin

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6 Lever Door on hinges Wheelbarrow Crowbar Oar Scissors Pliers See-saw Salad tongs Hoe Rake Hammer

7 Lever

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10 Pulley Mini-blinds Elevator Crane Drapery draw Flag pole pulleys Engine hoist

11 Pulley

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14 Screw Bolt Spiral staircase Propeller on airplane Pencil sharpener Vise Jar lid Hose nozzle

15 Screw

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18 Wedge Axe Zipper Knife Hatchet Plow Fork Pizza cutter Hoe Chisel Jack hammer

19 Wedge

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22 Wheel and Axle Door knob Wagon Toy car Skate wheels Ferris wheel Wheelbarrow Bicycle wheels Potter’s wheel gears

23 Wheel and Axel

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26 Inclined Plane Staircase Ramp Bottom of a bath tub Slide Escalator Wheelchair ramp Skateboard ramp

27 Inclined Plane

28 1. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

29 2. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

30 3. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

31 4. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

32 5. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

33 6. What simple machine is this? Lever Wheel and axel Screw Pulley Wedge Inclined plane

34 Answers to what simple machine is this? 1. Lever 2. Screw 3. Wedge 4. Wheel and axel 5. Pulley 6. Inclined plane

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