5. Sheela, a brilliant student of class 10 was disturbed due to the unhygienic environment of her school surroundings. She decided to talk to her school
authorities.
1. Why was Sheela concerned about the cleanliness of her school surroundings?
2. Which disease may spread due to the lack of sanitation?
3. How can the problem of sanitation be solved in an area?

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explanation:

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      n

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave