--- title: Olympiad: transport, building and energy ★★★ — a lesson of Mova's school · trees and pragmatics description: «Olympiad: transport, building and energy ★★★», a lesson of the technology course of Mova's primary school, sentence by sentence with dependency trees and pragmatics. It begins: This last olympiad lesson takes you out of the house: onto runways and canals, through tunnels and over bridges, up to the --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Technology](https://md.mova.elamur.ai/free/en/corpora/school/technology/) / Olympiad: transport, building and ener… # Olympiad: transport, building and energy ★★★ Lesson 43 of the technology course of Mova's primary school: 18 sentences, each with its syntax tree and pragmatics. The lessons are written for Mova, and their agreed trees are part of Mova corpus 0.4 (CC BY-SA 4.0). How Mova does on its tests: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/technology/43-olympiad-transport-building-and-energy/). - [0](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/0/) — This last olympiad lesson takes you out of the house: onto runways and canals, through tunnels and over bridges, up to the satellites and into the power station, with puzzles that need two or three steps. - [1](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/1/) — Many puzzles hide a number in a name: runway 27 is really 270 degrees on the compass, so it points west, and the same strip seen from the other end is runway 09, pointing east. - [2](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/2/) — Picture a puzzle card at a club: «The space station goes round the Earth about every 90 minutes. - [3](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/3/) — How many times a day?» A day is 24 hours, which is 1,440 minutes, and 1,440 split into 90s makes 16. - [4](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/4/) — Some puzzles test what people say: «the tunnel's like a thousand miles long» is hyperbole for a long tunnel, and «bit nippy, roads are like glass» can mean real ice. - [5](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/5/) — Check the shape, the number and the reason, and the answer will follow. - [6](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/6/) — Runway numbers are the compass direction divided by ten: runway 27 points to about 270 degrees, which is west, and the other end of the same strip is runway 09, pointing east. - [7](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/7/) — The International Space Station goes round the Earth about every 90 minutes, which is about 16 times a day. - [8](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/8/) — Almost all electricity comes from something spinning a generator; solar panels are the exception, because in them light knocks tiny electrons free in silicon cells. - [9](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/9/) — In the UK, circular road signs give orders, triangular signs warn and rectangular signs give information. - [10](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/10/) — Gritters spread salt before a frost because salty water freezes at a lower temperature than plain water, so ice forms less easily. - [11](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/11/) — A bus can be about 12 metres long and a family car about 4 metres, so one bus is about as long as 3 cars. - [12](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/12/) — The Channel Tunnel is really three tunnels, two for trains and one service tunnel between them; it is about 50 km long and opened in 1994. - [13](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/13/) — The water that fills a lock is its length times its width times the height the water rises: a lock 20 metres long and 2 metres wide that rises 3 metres takes 120 cubic metres. - [14](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/14/) — In the UK all satellite TV dishes on a street face the same way, south-east, because they aim at satellites far above the equator. - [15](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/15/) — Bridges grow longer in heat and shorter in cold, and expansion joints, metal teeth or gaps, let them move. - [16](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/16/) — A hot-air balloon rises because hot air is lighter than the cold air outside; its pilot cannot steer left or right, only go up or down to find winds blowing other ways. - [17](https://md.mova.elamur.ai/free/en/corpora/school/technology/43-olympiad-transport-building-and-energy/17/) — A Mars rover drives itself short distances because radio signals take minutes to travel between Mars and Earth. - ← previous: [Olympiad: machines at home and in the factory ★★★](https://md.mova.elamur.ai/free/en/corpora/school/technology/42-olympiad-machines-at-home-and-in-the-factory/) - ↑ back to [Technology](https://md.mova.elamur.ai/free/en/corpora/school/technology/)