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Objectiu: L’objectiu d’aquest experiment és veure què hem escrit en un paper blanc quan l’apropem a una font de calor.
Materials de laboratori
Hisop de cotó
Llibre blanc
Espelma
Més lleuger
Reactius
Llet
Suc de llimona
Bicarbonat de sodi
Aigua
vinagre
Sucre
Suc de poma
Preguntes
Quin tipus de reacció té lloc quan apareixen les lletres al paper?
Per què la pasta de bicarbonat de sodi canvia de color?
Amb quin suc has obtingut millors resultats?
Seria possible fer aquest experiment amb mel? I amb vi?
Procediment
Uneix-te al nostre equip per treballar amb investigadors reconeguts i fer front a les novetats
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