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aftwentysix - Chapter Twenty-Six Questions of the Day What...

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Chapter Twenty-Six
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Questions of the Day What is the speed of light? How did they measure the speed? What is the theory of special relativity? How does it relate to the distances of galaxies? What is the theory of general relativity? How does it relate to gravitation? How was the Universe created? What is the current state of the Universe?
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What is the speed of light? 3 X 10 8 m/s The speed of a wavicle of light. Nothing in our matter-dominated universe can go faster than wavicles of light.
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How did they measure the speed of light? Galileo Galilei Two mirrors method Michelson - Morely Interferometer Fringe method Modern method Two-lengths of fiber-optic Laser Moon Method Laser bounces of a reflector
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Albert Einstein 1879 – 1955 A.D. Born in Germany of a business man and wife Enter Zurich Polytechnic Worked as a patent clerk after college Had two wives, Mileva and Elsa.
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