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Why does an airplanes shadow become a bright spot?
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Why Is Two 5 Watt Bulbs Not As Bright As A Ten watt Bulb ?
Started by neilepBoard Technology |
Replies: 12 Views: 18669 |
07/12/2008 16:41:51 by Don_1 |
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Why is there a real bright light before a light bulb burns out?
Started by paul.frBoard Physics, Astronomy & Cosmology |
Replies: 8 Views: 34496 |
01/08/2007 00:17:43 by another_someone |
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Where is the "comfy" spot in space? (1st of 2)
Started by RayGBoard Physics, Astronomy & Cosmology |
Replies: 4 Views: 4059 |
31/01/2014 03:17:09 by bizerl |
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Why does watching magnesium burn leave a dark "spot" in your vision? |
Replies: 4 Views: 27251 |
16/05/2007 16:41:09 by daveshorts |
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Why haven't our irises evolved to close up entirely when facing BRIGHT sunlight?
Started by fizzfezBoard Plant Sciences, Zoology & Evolution |
Replies: 1 Views: 3886 |
23/05/2010 14:09:07 by Bored chemist |