Question

find density of foot ball whose radius is 7 cm and mass is 700 gm​

Answer 1

Answer :

Density= mass/volume

volume= 4/3πr³( football is in the shape of sphere)

4/3×22/7×7×7×7

1437.34(approximately)

Density= 700 g/ 1437.34cm³

• 0.49 g cm³ ( approximately)