Materials are chosen based on factors including working properties, aesthetics, environmental impact, function, manufacturing processes etc. It is important to choose a material fit for purpose.
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?
Which force would be acting on a piece of metal if it was pulled from either end?
What percentage of chromium must be present in stainless steel?
50 per cent
5 per cent
10.5 per cent
Lamp posts are often protected by a process called …
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?
Nuts and bolts
The engineering term one thou is how much to two decimal places?
When painting, which is the correct order?
Paint, primer, lacquer
Lacquer, paint, primer
Primer, paint, lacquer