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14 June, 16:36

Compare the discoveries of Henri Becquerel with the discoveries of Marie Curie

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  1. 14 June, 18:19
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    Henri Becquerel is the first scientist who discover evidence of radioactivity.

    Maria Curie is one of the most famous scientists in the world who invented the word "radioactivity". She discovered that radioactive materials gave out rays and discovered two elements: polonium and radium, which are extraordinary active.
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