English Unlimited HTL 3, Schulbuch mit Audio-CD und CD-ROM

86 Unit 7: Your environment 65cs8q Goals talk about weather and natural events make comparisons talk about environmental problems express opinions and have a discussion use expressions to soften opinions and disagreements write a letter to the editor Extreme weather A B C D E F Do you listen to the weather forecast or check it on the internet? Do you think weather forecasts are reliable or do you tend not to believe them? What English words can you think of that would frequently occur in a weather forecast? Read the weather fact file. Find the highlighted words in the pictures. What’s the most surprising fact for you? Have you experienced these kinds of weather? Which ones occur in Austria? Are any of them typical of the region where you live? a VOCABULARY 1 Weather b a 2 b http://www.weatherfacts.com/factfile Fact file: weather  A thunderstorm can have as much energy as four days’ use of electricity for the whole United States.  A lightning bolt heats the air to about 30,000 °C. That’s hotter than the surface of the sun.  The tallest clouds are cumulonimbus clouds. From bottom to top, they can be up to 8 km high.  In 1979, a rainbow in North Wales lasted for three hours.  The heaviest rain was on the island of Reunion in the Indian Ocean: 1,825 mm in 24 hours.  The fastest winds on earth are inside a tornado . The wind speed inside one tornado in Oklahoma, USA was more than 480 kph.  The world’s largest snowflake fell in 1887. It was 38 cm across.  The coldest temperature ever recorded was -89.2 °C at the Vostok Station in the Antarctic.  Large hailstones fall at speeds faster than 250 kph. The heaviest hailstone fell in Bangladesh in 1986. It weighed 1 kg and was as large as a melon. What problems do you think people can have when the weather’s really hot, or really cold? Listen to Malik and Vasily talking about the weather where they live. 1 What kinds of weather do they talk about? 2 Who talks about these things? afternoons driving air conditioning clothes drinks temperature tourists a LISTENING 3 TCD 2/10 b Nur zu Prüfzwecken – Eigentum des Verlags öbv