Relier Pairs Art Movements Matching GameVersion en ligne Test your knowledge of art movements by matching them with their short descriptions! par Zhansaya Orazgalieva 1 When did we find out about the hole in the ozone layer? 2 What is the ozone layer compared to in the text? 3 In which year did many countries stop using some harmful chemicals affecting the ozone layer? 4 Which gas is mentioned as the main component of the ozone layer? 5 What do yo know about the hole in the ozone layer? 6 What event did scientists discover in the ozone layer in the 1980s? 7 Why is the ozone layer important? 8 What is ozone? 1987 In the 1980s I know that the hole in the ozone layer is over the Antarctic Ozone is a gas Large hole A blanket Ozone (O3) It filters out the harmful rays of the sun
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