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  4. Do we know that Dark Matter and Dark Energy are different things?
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Do we know that Dark Matter and Dark Energy are different things?

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Offline Fluid_thinker (OP)

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Do we know that Dark Matter and Dark Energy are different things?
« on: 02/04/2009 12:30:27 »
As per the question
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Offline Vern

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Do we know that Dark Matter and Dark Energy are different things?
« Reply #1 on: 02/04/2009 12:51:13 »
Dark matter seems to cause an attractive force, dark energy seems to cause a repulsive force. However, since we don't have a solid theory about either, we don't know for sure that they can't be caused by the same fundamental thing.
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