Question

A matchstick catches fire when struck against the side of the matchbox because


1. of the chemicals

2. of rolling friction

3. friction produces a spark and chemicals catch fire

4. none of the above​

Answer 1

3. friction produces a spark and chemical catch fire

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Answer 2

Answer:

A matchstick catches fire when struck against the side of the matchbox because of the chemicals.

Red phosphorus present on the side reacts with the potassium chlorate on the stick to cause sparks