why is a matchstick rubbed against a rough surface to light it?
Answers
Answered by
6
Answer:
It is because when we rub against a rough surface a force of friction act on it due to which it produce a spark.
Answered by
24
Answer:
when we rub the matchstick against a rough surface, due to friction heat is produced, this is enough for the matchstick to reach to its ignition temperature. When it reaches to its ignition temperature then it gets lighted
Similar questions