Simple Machines
By Joanne Griffin
Lever
• Door on hinges• Wheelbarrow• Crowbar• Oar• Scissors• Pliers• See-saw• Salad tongs• Hoe• Rake• Hammer
Pulley
• Mini-blinds• Elevator• Crane• Drapery draw• Flag pole pulleys• Engine hoist
Screw
• Bolt• Spiral staircase• Propeller on airplane• Pencil sharpener• Vise• Jar lid• Hose nozzle
Wedge
• Axe• Zipper• Knife• Hatchet• Plow• Fork• Pizza cutter• Hoe• Chisel• Jack hammer
Wheel and Axle
• Door knob
• Wagon
• Toy car
• Skate wheels
• Ferris wheel
• Wheelbarrow
• Bicycle wheels
• Potter’s wheel
• gears
Inclined Plane
• Staircase
• Ramp
• Bottom of a bath tub
• Slide
• Escalator
• Wheelchair ramp
• Skateboard ramp
1. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
2. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
3. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
4. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
5. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
6. What simple machine is this?
• Lever• Wheel and axel• Screw• Pulley• Wedge• Inclined plane
Answers to what simple machine is this?
• 1. Lever
• 2. Screw
• 3. Wedge
• 4. Wheel and axel
• 5. Pulley
• 6. Inclined plane