/u/Aidanmartin3's posts in /r/askscience

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If you were moving north at the speed of a bullet and shot a bullet with the same speed as you're going southward, what would happen to the bullet?

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Is everything moving away from Earth due to the expansion of the universe?

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Is there a way to test the wavelengths of color that are visible to you?

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How fast does an object have to be moving towards/away from you to get noticeably red/blueshifted?

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What would it look like if you saw red light fade into infrared or violet fade into UV?

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Where do the DNA nucleotides come from and how are they made?

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Are rainbows much larger with wavelengths of light that aren’t visible to us?

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How many organisms hear the exact same tones as humans hear for different frequencies of sound?

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Why are almost all elements on their own silver or gray?

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Is there a way to figure out what wavelength of light an object will emit given info like temperature and other properties of the object?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If you were moving north at the speed of a bullet and shot a bullet with the same speed as you're going southward, what would happen to the bullet?	1
Is everything moving away from Earth due to the expansion of the universe?	1
Is there a way to test the wavelengths of color that are visible to you?	1
How fast does an object have to be moving towards/away from you to get noticeably red/blueshifted?	1
What would it look like if you saw red light fade into infrared or violet fade into UV?	1
Where do the DNA nucleotides come from and how are they made?	1
Are rainbows much larger with wavelengths of light that aren’t visible to us?	1
How many organisms hear the exact same tones as humans hear for different frequencies of sound?	1
Why are almost all elements on their own silver or gray?	1
Is there a way to figure out what wavelength of light an object will emit given info like temperature and other properties of the object?	1