Cette fiche te donne la formule permettant de calculer la masse volumique et t'explique comment calculer la masse volumique d'un solide de forme quelconque.
La masse volumique de l'eau est de 1000 kg/m3, c’est a dire que 1 m3
d'eau pèse 1000 kilogrammes. Si la masse volumique d’un l'objet est plus
grande que celle de l'eau, alors l'objet coule. Au contraire, si la
masse volumique de l'objet est plus petite que celle de l'eau alors
l'objet flotte.
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