For example, a triangle made of paper would collapse much sooner than an arch made of steel -- an effect that was not demonstrated in this lab. The shape comparisons in this lab depend upon the ...

Explore the transformation of metal scrap into essential steel components used in agriculture and railways. Every stage, from melting and refining to shaping and finishing, ensures durability and ...

The steel frame, the workers and the crane act as positive shapes. They are almost in silhouette and this unites them through colour. There is stark contrast with the white negative shapes created ...