The escape velocity form the earth surface in km S-1 is____________________?A. 4.2 km S-1B. 7.5 km S-1C. 9.5 km S-1D. 1.1 km S-1 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments