PU2 - U4 - Machines in our home

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How many types of machines are there? What are they?

There are 2 types of machines. They are simple machines and complex machines.

What are the examples of simple machines around you?

Swing, stapler, pencil sharpener, a pair of scissors, ...

What are the examples of complex machines around you?

Washing machine, hair dryer, dishwasher, vacuum cleaner, food mixer, blender....

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