Discover Questions

How many solutions are possible with a system of linear equations? What is a point in geometry? Could sucrose, lactose, or maltose be used as a starting material in place of glucose? What if we discover that T-Rex actually meowed like kittens? Would this change the way you think of them? I'm student of Fsc I questioning that "let if earth still at a point &no one force act on it what happening "?