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Noise How it Affects Our Lives

NIOS · Class 10 · English

Flashcards for Noise How it Affects Our Lives — NIOS Class 10 English. Quick Q&A cards covering key concepts, definitions, and formulas.

42 questions33 flashcards5 concepts

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A comparison chart illustrating the difference between 'sound' (pleasant, tolerable) and 'noise' (unpleasant, harmful) with examples.
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33 Flashcards
Card 1Sound and Noise

What is noise?

Answer

Noise is any unpleasant sound. It is a sound that feels harsh, disturbing, or unwanted to the ears.

Card 2Decibels and Measurement

How is sound measured?

Answer

Sound level is measured in decibels using a decibel meter. This scientific method helps compare how loud different sounds are.

Card 3Decibels and Measurement

What does zero decibel mean?

Answer

Zero decibel is the faintest sound heard by the human ear. It is the lowest level mentioned for hearing sound.

Card 4Health Effects of Noise

At what sound level does noise begin to damage ears?

Answer

Noise begins to damage ears at 85 decibels. This shows that even sounds below painful levels can still harm hearing.

Card 5Health Effects of Noise

At what sound level can hearing loss begin?

Answer

Hearing loss can begin above 100 decibels. This is a serious warning level because the inner ear can be harmed by loud noise.

Card 6Health Effects of Noise

At what sound level is actual pain felt?

Answer

Actual pain is felt at 140 decibels. This is a very high and dangerous sound level.

Card 7Health Effects of Noise

Why is noise harmful to the human body even during sleep?

Answer

The human body never gets used to noise. A doctor in West Germany concluded that sounds heard during sleep can endanger the heart and blood vessels, so the body still reacts to noise even when a perso…

Card 8Health Effects of Noise

How does noise cause headaches?

Answer

Noise causes the blood vessels in the brain to expand, and this expansion brings on pain and headaches.

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Frequently Asked Questions

What are the important topics in Noise How it Affects Our Lives for NIOS Class 10 English?
Key topics in Noise How it Affects Our Lives include Noise Pollution: Causes, Effects, and Solutions, Chapter Overview: Noise and Its Effects, Comprehensive Overview of Noise Pollution. These are the concepts NIOS Class 10 examiners draw on most — study them first, then practise related questions.
How to score full marks in Noise How it Affects Our Lives — NIOS Class 10 English?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many flashcards are available for Noise How it Affects Our Lives?
There are 33 flashcards for Noise How it Affects Our Lives covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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