6.3 Ferrous Metals

1.    A bottle is filled with 2kg of oil which has a density of 0.925g/cm³. Calculate the volume of the oil to the nearest cm³.

2.    A concrete block weighing 2,460kg has a volume of 1.2m³. Calculate the density of the block.

3. Metal A has a density of 5g/cm3 and metal B has a density of 3g/cm3; 1,200g of metal A and 600g of metal B are melted and mixed and then recast into a block.

a) Calculate the volume of the block

b) Calculate the density of the block

4. Name five items in your house that have component parts manufactured from steel.

5.    List six items on a motor vehicle that are manufactured from steel.

6.    What type of steel would a motor vehicle body be manufactured from?

7.    Why is this type of steel used for a motor vehicle body?

8.    What type of steel is used in the manufacture of a car engine block?

9.    Why is this type of steel used for a car engine block?