simple machines
Cards (8)
- Inclined planeConsists of sloping surfaces usually a ramp set at an angle against a horizontal surface for raising heavy objects
- First-class levers
- Crowbar, scissors
- WedgesObjects consisting of two inclined planes made of metal or wood arranged back to back, used for cutting, lifting, or tightening
- Wheel and axleMade up of a circular frame (wheel) that revolves on a shaft or rod (axle), used for various purposes including raising weights and transportation
- PulleyUses a circular grooved wheel over which a rope runs to lift heavy loads
- LeverEnd of the crowbar placed underneath the object (load), part of it rests on a fulcrum, effort arm pressed to lift the heavy object
- ScrewHas spiral grooves to easily go inside any surface and stay intact, used for joining things
- Wedges
- Knife, axe, chisels, hammers