Sun spots were first observed by which among the following ? Posted by: Naeem Akhtar Naaz Posted on: August 2, 2020 A.Thomas Harlot B.Rene Descrates C.Isaac Newton D.Albert ElinsteinShare this...FacebookPinterestTwitterLinkedinRelated posts:Earth day is observed on Sun spots was first observed by which among the following? World Civil Defense Day is observed annually every year on: 3 May is observed internationally as The Government of India Act 1935 was fully enforced on: The government of India act 1935 was fully enforced on Which international agency supervised Indus Basin Treaty 1960 between Pakistan and India? Last week of September is observed as: World Tourism Day is observed on Day of deliverance was observed on