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Physics
Physics
Problem
A block of wood of mass
0.90
kg
0.90\,\text{kg}
0.90
kg
(density
600
kg
/
m
3
600\,\text{kg}/\text{m}^3
600
kg
/
m
3
) is firmly attached to a steel plate of mass
3.9
kg
3.9\,\text{kg}
3.9
kg
(density
7800
kg
/
m
3
7800\,\text{kg}/\text{m}^3
7800
kg
/
m
3
). Calculate the average density of the combined object.
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