Metals & Alloys

Iron can be extracted from iron ore by using a blast furnace and the process of smelting

• True

• False

Ferrous metals contain iron and never rust

• True

• False

Ductile metals

• Will stretch without being damaged

• Can be drawn or stretched out into long wires

• Will never break

• include examples such as Copper

Tensile strength is

• the amount of weight a material can support.

• the amount of stretching a material can withstand before breaking or failing.

• the amount of liquid a material can absorb before breaking.

• a test for the amount of iron in a metal.

Which of the following are Ferrous Metals?

• Cast Iron

• Aluminium

• High Carbon Steel

• Zinc

Which of the following are Non-Ferrous Metals?

• Stainless Steel

• Tin

• Copper

• Low Carbon Steel

Which metal is the best conductor of electricity?

• Steel

• Zinc

• Copper

• Brass

Which metal is the best thermal insulator?

• Steel

• Copper

• Zinc

• Iron

Alloys are created to improve the working properties and appearance of metals, they are made by cobining two or more elements.

• True

• False

Ectracting metal to manufacture products creates more carbon emissions than recycling existing metals.

Which stage of production contributes most to the carbon footprint of metal based products?

• Extraction

• Transport

• Processing

• Recycling