Recent content by Mike x10-35
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Graduate Expansion by doppler (red) shift
thanks marcus, ill read up on that- Mike x10-35
- Post #11
- Forum: Cosmology
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Graduate Expansion by doppler (red) shift
If the distance between distant objects is increasing then any expansion must be able to overcome the very small gravitational attraction between them ...am i right to think that gravitational attraction never gets to zero no matter how much the objects are separated? So if there is some...- Mike x10-35
- Post #9
- Forum: Cosmology
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Graduate Expansion by doppler (red) shift
I've just been thinking more about the explanation above: if the electromagnetic/nuclear forces are great enough to hold matter together and the gravitational force is great enough to hold galaxies together as space expands, there must be some 'force' value associated with expansion - i.e. the...- Mike x10-35
- Post #7
- Forum: Cosmology
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Graduate Expansion by doppler (red) shift
ok great thanks - so it is actually space expanding and carrying any matter along... units of distance remain the unchanged - so is current thinking that 'space' is expanding (if so how is this different from the abandoned cosmic ether idea? - what is expanding as it affects distance between...- Mike x10-35
- Post #6
- Forum: Cosmology
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Graduate Expansion by doppler (red) shift
Hello all, so I've always wondered about the expansion of the universe as indicated by the observed doppler (red) shift... i get the observed spectrum change and how this can be credited to the stretching of electromagnetic waves... what doesn't make sense to me is that if this is due to a...- Mike x10-35
- Thread
- Doppler Expansion Shift
- Replies: 11
- Forum: Cosmology