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FENOMENE FIZICE SI CHIMICE

FENOMENE FIZICE SI CHIMICE. GRUPA 3 Valean Iulia Pasca Maria Domnita Pop Delia Pasca Cristina I onela. Fenomenele care nu modifica compozitia substantelor se numesc FENOMENE FIZICE .

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FENOMENE FIZICE SI CHIMICE

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  1. FENOMENE FIZICE SI CHIMICE GRUPA 3 Valean Iulia Pasca Maria Domnita Pop Delia Pasca Cristina Ionela

  2. Fenomenele care nu modifica compozitiasubstantelor se numesc FENOMENE FIZICE. • Fenomenele care modifica compozitiasubstantelor,transformandu-le în substante cu proprietati noi se numesc FENOMENE CHIMICE

  3. Exemple de fenomene fizice: • -dilatareasubstantelor prin incalzire • -spargerea unui geam • -ruperea unei hartii • -dizolvarea

  4. Exemple de fenomene chimice: • -rancezireagrasimilor • -coclirea vaselor de arama • -acrirea laptelui • -fermentatia • -fotosinteza

  5. TRANSFORMARILE APEI

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