Complete the sentences with the correct form of the words in capitals. 

My grandfather is really passionate about photography. PASSION
1 The factories in this area are responsible for the ____________ damage. ENVIRONMENT
2 I’ve finally worked out a ____________ to this problem! SOLVE
3 Hilda works as a ____________ and studies rocks. GEOLOGY
4 You should wear a hat outside – it will give you ____________ from the sun. PROTECT
5 The ancient city of Pompeii was destroyed by a ____________ eruption in 79 A.D. VOLCANO
6 Have you received a ____________ yet for the work that you did? PAY