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