Match the definitions to the appropriate nouns

Варианты ответов и условие задания

1. a very large rock
2. boulder
3. the quality of being hot or warm
4. heat
5. one of several liquid substances with a pH of less than 7 that react with other substances, often burning or dissolving them
6. acid
7. a place that protects you from bad weather or danger
8. shelter
9. the gas that water produces when you heat it
10. steam
11. a smooth continuous movement of something such as a liquid
12. flow