Questions with the keyword 'light'
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Light from distant source in observable universe reaches us in 13.75 billion light years; could redshift be caused by
by waveicle to Adam, SheilaCategory: Space
Comments: (So far, one comment )
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Is there a theoretical maximum possible light intensity? Why, or why not?
by doppler to Adam, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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Why exactly does light slow down when it travels from a vacuum into (say) glass? I assume that gravitational forces
by doppler to Adam, Rob, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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If nothing travels at the speed of light, except light, how can a black hole also pull light into itself?
by waveicle to Adam, Rob, Sheila, SuzieCategory: Space
Comments: (so far, 2s comments )
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I we were to move negative space around us in space is it possible to move through light years faster ?
by simmonsy to Adam, Geoff, Rob, Sheila, SuzieCategory: Space
Comments: (No comments so far )
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When light goes through glass, why are photons re-emitted (from the electrons in the substance) in the same direction
by doppler to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 4s comments )
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What do you think would kill us if the sun “went out”: Lack of light, lack of heat or drifting out of orbit and
by mattiosmmm to Adam, Geoff, Rob, Sheila, SuzieCategory: Space
Comments: (No comments so far )
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Why do people weigh less in space than on earth?
by angelbeliever3 to SheilaCategory: Space
Comments: (No comments so far )
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what causes the northen lights
by loopylauren1 to AdamCategory: General
Comments: (So far, one comment )
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Why is it not possible to go faster than the speed of light?
by ebygum and 1 other. to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 3s comments )
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How long is a light year?
by jacobconachie to AdamCategory: Space
Comments: (No comments so far )