Why might aluminium be a good choice of material for the body of a sports car?
It is strong and light in weight
It is shiny and aesthetically pleasing
It is relatively cheap to buy
If a metre length of 15 mm square section aluminium bar weighs 1 kg, and costs £1,120 per tonne, how much does a single metre length cost?
£112.00
£11.20
£1.12
Which force would be acting on a piece of metal if it was pulled from either end?
Tension
Compression
Shear
What percentage of chromium must be present in stainless steel?
50 per cent
5 per cent
10.5 per cent
Decorative jewellery can be made using a process called…
Dip coating
Powder coating
Enamelling
What is a metal ore?
A method of extracting aluminium
A rock that contains metal
A method of extracting zinc
In which order would you drill a hole with a countersink profile for a screw?
Drill, screw, countersink
Countersink, screw, drill
Drill, countersink, screw
Which method of joining is non-permanent?
Brazing
Arc welding
Nuts and bolts
Which ferrous metal is used for making pans, large castings and brake discs?
Mild steel
Cast iron
Medium-carbon steel
When painting, which is the correct order?
Paint, primer, lacquer
Lacquer, paint, primer
Primer, paint, lacquer