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AKO ZELENÉ RASTLINY ČISTIA VODU

AKO ZELENÉ RASTLINY ČISTIA VODU. Pekárová Anna 2.B GSF v Žiline.

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AKO ZELENÉ RASTLINY ČISTIA VODU

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  1. AKO ZELENÉ RASTLINY ČISTIA VODU Pekárová Anna 2.B GSF v Žiline

  2. Téma:ako zelené rastliny čistia voduCieľ: pomocou pokusu zistiť, či naozaj zelené rastliny čistia voduPomôcky: 3 nádoby s hlinou, zelené rastliny(rôzne druhy), pôda z lesa, voda, nádoba na zber vody, špagátik.Chemikálie: vodaSvoj pokus som pozorovala 2 týždne.

  3. Pracovný postup:úloha č1: a)začala som zasadením prostolíka

  4. B) Do druhej nádoby som dala pôdu z lesa bez rastlín

  5. c)Do tretej nádoby pôdu so zelenými rastilinami

  6. Úloha č2: pozorovanie po 2 týždňoch

  7. Inšpirácia

  8. Záver : potvrdila sa stanovený predpoklad, zelené rastliny vylučovali čistú vodu a z nádob bez rastlín išla špinavá voda.

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