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SuperMemo Knowledge Goldmine

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Science Facts

  Author     Nick Day  
  Cards     150  
  Size     21 KB     download  
  Price     free  

Various scientific facts in several categories like Astronomy, Biology, Chemistry, Geology and Physics. You will also find here a list of sound levels in decibels (from human breathing to a jet plane takeoff), metric prefixes (like mega, giga, tera), ISO paper sizes or Beaufort windspeed scale.

Card List
Sample Card #2
Sample Card #1
Sample Card #3

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