Question: who came up with the theory of gravity
Answer: Isaac Newton; I. Newtonius; I. Newton; Isaak N'iuton; Izaak Newton; Isaak. N'ûton; Isaac Neuton; Isaac Newtonius; Isaak N'juton; Ayzik Nyuton; Is. N'ûton; Izaak. N'juton; Isaaco Newton; Newton; Isaacus Neutonus; Issac Newton; Niu-tun.; Sir Isaac Newton; Isaak Newton; Izaak. Newton; Isaacus Newtonus; Niu-tun