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Cilindre de ferro<br />

d =<br />

Massa = 73,2 g<br />

Volum = 9,4 cm 3<br />

73,2 g<br />

9,4 cm 3<br />

d = 7,8 g/cm 3<br />

Cilindre d’alumini<br />

d =<br />

massa densitat<br />

volum densitat<br />

d = m<br />

V<br />

Massa = 25,5 g<br />

25,5 g<br />

Volum = 9,4 cm 3<br />

9,4 cm 3<br />

d = 2,7 g/cm 3<br />

Cilindre d’alumini<br />

d =<br />

Massa = 73,2 g<br />

D4<br />

Volum = 27,1 cm 3<br />

73,2 g<br />

27,1 cm 3<br />

d = 2,7 g/cm 3

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