Hello, igottaquestion!

You should be able to reason it out . . .

A student finds a figurine that looks like silver.

He wants to find out if the figurine is pure silver.

Density of silver is 10.5g/cm³. .The figurine weighs 300g.

He drops the figurine into a graduated cylinder of radius 4cm.

The water level rose 1.5cm.

Is the figurine pure silver, justify your answer.

Is the material of the figurine heavier or lighter per cm³ than pure silver.

Hint: Volume of water displaced is equal to the volume of the object submerged.

The volume of a cylinder is: .

The figurine displaced a cylinder of water: radius 4 cm, height 1.5 cm.

The volume of the figurine is: .

Its density is: .

It is much lighter than pure silver.