Class 5 (ICSE) • Science (EVS)Chapter 7: Simple Machines and Their Uses⭐ Topic 1
Simple Machines and Their Uses
Simple machines, like levers, pulleys, and wheels, make work easier by helping us lift, move, or use less force to do tasks.
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A lever is a simple machine, like a see-saw, that helps us lift heavy objects with less effort by using a pivot point.
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Remember these!
- A lever helps lift objects with less effort.
- A see-saw is an example of a lever.
- A pulley uses a wheel and rope to lift things.
- Wells and flagpoles use pulleys.
- Wheels and axles help things move easily.
- They reduce friction.
- Carts and bicycles use wheels and axles.
- Simple machines make tasks easier and efficient.
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simple machines and their usesicse class 5 evs