er... sparse light sources??? only a few largely spaced light sources
2007-02-25 07:25:48
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answer #1
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answered by Anonymous
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What we call visible light is simply the result of photons falling on our retinas. The photons excite neural messages to our brains, which interpret them as visible light.
When we look out into (comparatively) empty space and not at some source of light, like the sun for example, there is nothing there to reflect the photons back towards us. In which case, there are no or very few photons entering our eyes from space; thus space seems black even though it is full of photons. Put something out there, like a satellite, that satellite will shine brilliantly because some of the photons hitting it are reflected into our eyes.
2007-02-25 07:30:20
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answer #2
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answered by oldprof 7
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Space is filled with debris, planets, moons, suns, and emptiness. By space you must be refering to the emptiness. It is dark because there is nothing there for light to reflect off of. Our atmosphere is full of gases which reflect light making the sky look blue but in space, there is no gas for this to happen. There is light in space! How else do we get the light to earth from the sun...it travels through space.
2007-02-25 07:30:21
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answer #3
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answered by dqmiddleman 2
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Hmmm...i think it has much to do with reflection. The sun's light is reflected by the moon and by the planets but space is empty, void of any thing to reflect the light from the sun. It's like a physical representation of a tree falling in the forest and the sound it makes. If there's nothing there to hear it or in this case reflect it, it's not seen.
2007-02-25 07:35:02
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answer #4
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answered by Marie E 2
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scientifically, its only because there is little or no light
2007-02-25 07:24:44
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answer #5
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answered by The Ponderer 3
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because that space is to far from any stars.
2007-02-25 07:27:34
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answer #6
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answered by jon a 2
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because there is no light out there, light doesn't travel through space.
2007-02-25 07:25:09
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answer #7
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answered by Anonymous
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space if dark cause there isn't any light there.
2007-02-25 07:24:35
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answer #8
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answered by Anonymous
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because there is no light...........it doesn't have to be scientific its just common sense!
2007-02-25 07:26:04
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answer #9
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answered by TNL 4
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