The questions you mentioned are scientific rather than philosophical. I'd say the discerning feature of most philosophical questions is that no empirical evide

The questions you mentioned are scientific rather than philosophical. I'd say the discerning feature of most philosophical questions is that no empirical evidence can give a conclusive answer to them. So, no, exposure to science will give you some prejudice (in both a good and bad way) at the beginning of a philosophical argument, but after that, you will mostly be relying on logic.