Question

define sound and mention different sources of sound?​

Answer 1

• Sound is all about vibrations.
• Sound is all about vibrations.The source of a sound vibrates, bumping into nearby air molecules which in turn bump into their neighbours, and so forth. This results in a wave of vibrations travelling through the air to the eardrum, which in turn also vibrates.

Answer 2

Answer:

Each vibrating body is a source of sound. We , the human being , produce sound when our vocal cords vibrate on blowing air through them by our lungs. Some animals like birds, frogs etc., also produce sound due to vibration of their vocal cords. But bees do not have the voice-boxes . They produce sound by moving their wings up and down very fast

Explanation:

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