Edexcel GCSE D&T Core theory: Properties of Metals

Which product has excellent durability?

• Aluminum foil
• Copper wire
• Stainless steel sink
• Plastic ruler

Which metal has excellent thermal conductivity properties

• Copper
• Mild steel
• Stainless steel
• Cast iron

What property of steel girders enable them to support a building?

• Good thermal conductivity
• Tensile strength
• Hardness
• Compressive strength

What metal is used for electrical wiring?

• Stainless steel
• Aluminum
• Copper
• Brass

What element is added to iron to make steel?

• Hydrogen
• Oxygen
• Nitrogen
• Carbon

Wind instruments are made from brass because it is :

• malleable
• ductile
• rusts
• lightweight

Bicycle frames need to be tough. What kind of steel are they made from?

• Mild steel
• Aluminum
• High speed steel
• Stainless steel

What metal doesn't degrade when recycled

• Cast iron
• Mild steel
• Aluminium
• Stainless steel