Recent content by Remo Aviron

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    Relativistic Energy: Calculate Decay Product Kinetic Energy

    << complete solution deleted by berkeman >>
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    Viewing size of Galaxies 7 Billion light years away?

    Update and correction Sorry, I messed up the math. It wouldn't be double. I know the Galaxies are not expanding. But the Universe is. Space is. The question is how does the expansion of universe affect the preceived angular size of the galaxy? For example, if the galaxy were 100,000...
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    Viewing size of Galaxies 7 Billion light years away?

    Would a galaxy 7 billion LY away appear to be twice the expected size (angular size) as a consequence of the expansion of the universe? (Assuming the universe is 14 Billion years old). My math says yes. But of course, I am just using trig and geometry. Just curious.
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