The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________?

AThe hair barging against the charged comb

BSmall electric sparks

CThe rubbing of the comb with the hair

DNone of the above

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Correct Answer: B: Small electric sparks

Explanation: The correct answer is B: Small electric sparks. The cracking sound when dry hair is combed with a rubber comb is due to small electric sparks. The rubbing creates static electricity, and the sparks occur as the charge is discharged.

The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________?

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