anjalisirsat3647 Asked: December 2022 how can we hold the bottom of a test tube in hand when in test tube is boiling
anjalisirsat3647 Asked: December 2022 why do 2 brinjals come close when we blow air through the gap between them 63a767a0553cd
anjalisirsat3647 Asked: December 2022 why do we get musical notes when we blow air in to straws of different length with their lower ends sealed 63a7654a54e1a