Documento in formato pdf
Documento in formato pdf
Documento in formato pdf
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LA DILATAZIONE TERMICA<br />
MATERIALI:<br />
a)______________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
b)______________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
c)______________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
PROCEDIMENTO:<br />
a) far attraversare alla sferetta di metallo l'anello del dispositivo di Gravesande, scaldare la<br />
sferetta con una lampada ad alcol e ripetere l'azione.<br />
b) posare una beuta contenente 500 ml di acqua fredda sulla piastra elettrica, poco prima<br />
dell'ebollizione osservare il livello dell'acqua.<br />
c) lasciare al freddo una beuta e coprirne poi l'imboccatura con un pallonc<strong>in</strong>o sgonfio,<br />
posare poi la beuta con il pallonc<strong>in</strong>o sul termosifone.<br />
OSSERVAZIONI:<br />
a)______________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
b)______________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________<br />
________________________________________________________________________________
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