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 What is the ozone layer compared to in the text? 4 Which gas is mentioned as the main component of the ozone layer? 5 What is ozone? 6 When did we find out about the hole in the ozone layer? 7 What event did scientists discover in the ozone layer in the 1980s? 8 In which year did many countries stop using some harmful chemicals affecting the ozone layer? Ozone is a gas In the 1980s 1987 Ozone (O3) I know that the hole in the ozone layer is over the Antarctic It filters out the harmful rays of the sun A blanket Large hole
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