Combining Texts
Ideas for
'fragments/reports', 'The Periodic Table' and 'The Same F'
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7 ideas
26. Natural Theory / A. Speculations on Nature / 2. Natural Purpose / a. Final purpose
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20812
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Covers are for shields, and sheaths for swords; likewise, all in the cosmos is for some other thing [Chrysippus]
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26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / f. Ancient elements
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21403
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The later Stoics identified the logos with an air-fire compound, called 'pneuma' [Chrysippus, by Long]
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20828
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Fire is a separate element, not formed with others (as was previously believed) [Chrysippus, by Stobaeus]
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5975
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Stoics say earth, air, fire and water are the primary elements [Chrysippus, by Plutarch]
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26. Natural Theory / B. Natural Kinds / 1. Natural Kinds
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17394
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Natural kinds are what are differentiated by nature, and not just by us [Scerri]
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17421
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If elements are natural kinds, might the groups of the periodic table also be natural kinds? [Scerri]
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26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / a. Scientific essentialism
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17396
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The colour of gold is best explained by relativistic effects due to fast-moving inner-shell electrons [Scerri]
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