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Question
Make a list of the various machines used in your home and neighbourhood and write their types.
Activity
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Solution
| Machine/Device | Type of simple machine |
|---|---|
| Scissors | Lever |
| Bottle opener | Lever |
| Nutcracker | Lever |
| Knife | Wedge |
| Axe | Wedge |
| Staircase/Ramp | Inclined plane |
| Screw | Screw |
| Door knob | Wheel and axle |
| Bicycle wheel | Wheel and axle |
| Well pulley | Pulley |
| Flagpole pulley | Pulley |
| Wheelbarrow | Lever and wheel and axle |
Thus, different simple machines such as levers, pulleys, inclined planes, wedges, screws, and wheel-and-axle arrangements are commonly used in our daily life.
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