At the Construction Site
What is a breaking ball? How does liquid move mounds of earth? Which job is quicker on stilts? Technology at Work looks at the machines and tools that make things work in our daily lives. From tiny microchips, to huge aeroplanes, this series look into the hidden world of everyday machinery and technology.
What people are saying - Write a review
We haven't found any reviews in the usual places.
arm move balances Big force blade scrapes boom builders building material bulldozer bulldozer's caterpillar tracks cement mixer chisel end concrete mixer spins Construction Worker conveyor belt counterweight crowbar cut holes cylinder demolish digger digging drill foundation framework to support fulcrum grooved rim hammer hard soil heavy help us lift inside jackhammer kilometers knock lift huge lifted machine liquid load hangs lt takes machine that helps machines to help Mankato metal moving materials nail gun nail shoots nuts and bolts Oxlade paving machine Pickaxes Plasterers plunger pulley wheel push rubble pushing force RAMPS AND WEDGES reinforced concrete framework rope screw-shaped screwdriver screws and nails seesaw sharp wedge simple machine Sledgehammers slope small force Smart Apple Media spring steel beams Stilts help strong SUPERDOZER teeth tower crane triangular shaped machine Tunnel borers turn type of lever walls wedge-shaped weight weld wheelbarrow wood workers can lift workers drive Workers use machines Wrecking balls