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Hi I'm faraz, a 9th grader, I have seen one of the video modules where , the teacher explains how is our universe expanding. my question is- The galaxies moves further away because of the expanding, but where is it expanding into???? Like in the balloon example we had a medium ie the air we blew in it,but what is /are the Medium(s) in/on which it is expanding. I don't get this into my head, it has been startling me , please help me out

Answer» Hi I'm faraz, a 9th grader,
I have seen one of the video modules where , the teacher explains how is our universe expanding.
my question is-
The galaxies moves further away because of the expanding, but where is it expanding into????
Like in the balloon example we had a medium ie the air we blew in it,but what is /are the
Medium(s) in/on which it is expanding.
I don't get this into my head, it has been startling me , please help me out


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