Combining Texts
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'fragments/reports', 'works' and 'The Limits of Reason'
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9 ideas
27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity
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20636
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Newton is a special case of Einstein's general theory, with an infinite speed of light [Einstein, by Close]
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27. Natural Reality / B. Modern Physics / 1. Relativity / a. Special relativity
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21230
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The theory is 'special' because it sticks to observers moving straight, at constant speeds [Einstein, by Farmelo]
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21231
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Assume the speed of light is constant for all observers, and the laws of physics are the same [Einstein, by Farmelo]
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27. Natural Reality / B. Modern Physics / 1. Relativity / b. General relativity
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20634
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General Relativity says there is no absolute force or acceleration [Einstein, by Close]
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27. Natural Reality / B. Modern Physics / 4. Standard Model / d. Mass
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20648
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Mass is a measure of energy content [Einstein]
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27. Natural Reality / C. Space / 6. Space-Time
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21232
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Space-time arises from the connection between measurements of space and of time [Einstein, by Farmelo]
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27. Natural Reality / D. Time / 1. Nature of Time / h. Presentism
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20819
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The past and the future subsist, but only the present exists [Chrysippus, by Plutarch]
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27. Natural Reality / D. Time / 3. Parts of Time / e. Present moment
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20818
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The present does not exist, so our immediate experience is actually part past and part future [Chrysippus, by Plutarch]
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20821
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Time is continous and infinitely divisible, so there cannot be a wholly present time [Chrysippus, by Stobaeus]
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