How are compressions and rarefactions formed in a sound wave travelling through air?

Subject: General Awareness | Topic: Science | Difficulty: MEDIUM

Options

1. (A) As the wave passes, the particles in the air move in a spiral pattern
2. (B) The particles in the air cluster together and expand alternately
3. (C) The particles in the air collide permanently and stick together
4. (D) The particles in the air keep equal distance at all times

Verified Answer

Option (B): The particles in the air cluster together and expand alternately

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