Give at 20 compound machines
Answer (1)
Scissors - Combines levers and wedges.Wheelbarrow - Combines a wheel and axle with a lever.Bicycle - Combines wheels and axles, levers, and pulleys.Can opener - Combines levers and wedges.Razor - Combines a wedge and a lever.Hammer - Combines a lever and a wedge.Pulley system - Combines multiple pulleys to lift heavy objects.Seesaw - Combines a lever and a fulcrum.Fishing rod - Combines a lever and a wheel and axle.Guitar - Combines a lever (string tension) and a wheel and axle (tuning pegs).Fan - Combines a wheel and axle with blades.Clock - Combines gears (wheel and axle) and pulleys.Corkscrew - Combines a screw with a lever.Wrench - Combines a lever and a wheel and axle.Shovel - Combines a lever and a wedge.Door lock - Combines a key (simple lever) and gears (compound machine).Nutcracker - Combines a lever and a wedge.Tongs - Combines two levers working together.Tricycle - Combines wheels and axles with a lever.Lawnmower - Combines a wheel and axle with a blade (wedge).
