A
clock is a time indicator instruments. It is very useful in our life. It is
kept on the wall of the house. It measures our life. It may be made of steel or
rubber frame. It has two pointers-one is for minute & the other for hour.
The bigger is for pointing minutes & the smaller for pointing hours. It has
also another pointer for pointing second. It ticks & ticks without any
break. If it stops, the whole thing is at a standstill. A clock is most useful
for a student. It helps us to know the time. A clock may have an alarm. If we
fix it to some point, it can produce an alarm sound. Then it can remind us of
our work. Clocks are of different sizes-some are round & some are of rectangular
shape. Some look very attractive. They can add to the beauty of a room. But
their function is more important.
Physical exercise means the regular movement of the limbs of our body according to rules. It is essential to keep our body fit & mind sound. There lies a close connection between body & mind. We can not think of a sound mind without a sound health. It is physical exercise which enables us to build a good health. Physical exercise makes our body active & the muscles strong. It also improve our power of digestion and blood circulation. It gives strength to our brain. A machine gets rust for want of proper use. Human body is also a machine. It becomes inactive & weak for want of exercise. So we should take regular physical exercise in order to maintain a sound health and lead a happy life.
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