Questions 31-40
Complete the notes below
Write ONE WORD ONLY for each answer.
New engineering designs: Scottish case study
Project to renovate and link two canals in Scotland
Historical background
• 1790: opening of the Forth and Clyde Canal (Scotland’s 31. ______ canal)
• 1822: opening of the Union Canal
• The two canals allowed boats to cross the 32. ______ part of Scotland
• Locks (steps) connected the two canals near Falkirk
• 1842: competition from a new 33. ______
• 1930s: the locks were demolished
Millennium project
• Aim: to improve Scotland’s 34. ______
• The long-term goal—to strengthen the Scottish 35. ______
• Involved restoration of the two canals
• Problem: one canal is 35m lower than the other
The Falkirk Wheel (a mechanical lift)
• Completed in 2002
• Two large tanks are attached to the ends of an arm
• The tanks are designed to remain in a 36. ______ position.
• A boat sails into each tank
• The weight of the tanks with their contents is always 37. ______ infrastructure
• Little energy is needed to rotate the arm
• Visual quality—resembles a 38. ______
Manufacturing
• All the parts were constructed off-site
• 1,200 tonnes of 39. ______ were used
• Joints were bolted and welded to reduce the effects of 40. ______
答案
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