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TRACCIA AUDIO I MATERIALI SMART SMART MATERIALS The word 'intelligence' comes from the Latin adverb intus, 'within', and the Latin verb legere, 'to read'. It, therefore, means 'to read within', i.e. the ability to perceive external stimuli and act accordingly. The adjective 'intelligent' is also attributed to certain metals. Why? Any [...]

TRACCIA AUDIO CORRENTE ELETTRICA ELECTRIC CURRENT An atom can give up or acquire electrons, in which case the atom becomes 'charged'. The transfer of electrons between atoms is what occurs in the case of oxidation-reduction reactions, known as RedOx reactions. In these types of reactions, oxidation occurs when there is a [...]

TRACCIA AUDIO MODELLO ATOMICO ATOMIC MODEL It makes an impression to think that for two thousand years mankind thought that the world was made of small, indivisible particles called atoms. It makes an impression to think that this concept was a figment of the imagination of a philosopher, Democritus in the [...]

TRACCIA AUDIO I PASSAGGI DI STATO STATE TRANSITIONS State transitions are the transformation of matter from one physical state (solid, liquid, or aeriform) to another by changes in temperature and pressure. The change of state is a physical transformation and not a chemical one, because the composition of the substance is [...]

TRACCIA AUDIO DAL VETRO AL PLEXIGLASS FROM GLASS TO PLEXIGLASS Between 1880 and 1910, a new artistic movement flourished throughout Europe and the United States, involving architecture and the applied arts, a style of ornamental art that spread throughout each country with particular physiognomies. Art Nouveau, Art Nouveau (floral style) in [...]

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