This thread can be for science questions we laymen might have regarding science.
In the vacuum of space that would be encountered in an Earth orbit would:
a. a water bubble or oxygen bubble (gas bubble) move in an undirected way without evident force?
b. a water bubble or oxygen bubble (gas bubble) move in a direction evident as though it had force propelling it?
This scenario could be applied to, say a space walk or inside a vehicle capable of carrying man. Even these guys