Matching Pairs Match the Words with Their MeaningsOnline version Test your vocabulary skills by matching words with their correct meanings! by SITI NUR HANIFAH 2103046174 1 things that make water, air and the ground unclean 2 not existing any more 3 change from solid to liquid (for example, from ice to water) 4 material that people throw away 5 a large amount of water covering an area that is usually dry 6 official rules that say what people are allowed and not allowed to do waste pollution melt extinct flood laws