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Chapter Profile
For example,
Tree Sun Cat Pencil Television Fan
Natural things Human-made things
WHAT ARE MACHINES?
Machines are things made by human. They make our work easy. They also save
our time. Some machines need electricity to work and some do not. We use many
machines in our daily life. Some examples of machines are given below:
A refrigerator keeps our food fresh. It also keeps water cool.
Refrigerator
A washing machine helps us to wash clothes.
Washing machine
A television is used for entertainment. We can watch
movies, news, sports and cartoons on TV.
Television
12:20
We use a telephone or a mobile phone to talk to people who are far
away.
Computers need energy to
work, just like trees need Mobile phone
sunlight to grow.
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