Grade 12th pass8 grade science
List the sources of noise pollution in your surroundings.
List the sources of noise pollution in your surroundings.
1 Answer
Pawan Prajapati
Following are the major sources of noise pollution:
Sound of vehicles
Sound of kitchen appliances
Sound of bursting crackers
Sound of loudspeakers, TV, transistors
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In my book subtopics are:
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Some real life based situation where friction is applied.
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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2. Saliva (after meal)
3. Lemon juice
4. Colourless aerated drink
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