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2733 views	0 answers	What are black holes? updated 7 years ago by attemptnwin
9233 views	0 answers	Why does the flame of a candle always point up even when the candle is held upside down? updated 7 years ago by attemptnwin
5695 views	0 answers	Why don’t we feel the rotation of earth? updated 7 years ago by attemptnwin
9203 views	0 answers	What is the importance of Avogadro number? updated 7 years ago by attemptnwin
16032 views	0 answers	What are the uses of naphthalene? updated 7 years ago by attemptnwin