8 grade science> science-questions...
Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.
1 AnswersRana should buy shirts made from cotton. This is because cotton is a good absorber of water. It can soak the sweat coming out of our body and expose it to the environment. Thus, it helps in evaporating the liquid (sweat), thereby cooling our body.
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I want complete notes on the chapter friction
In my book subtopics are:
Friction
Types of friction
Factors affecting friction
Methods of reducing friction
Methods of increasing friction
Advantages and disadvantages of friction
Some real life based situation where friction is applied.
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