Across
- 2. Making something hotter
- 6. The type of weather around you
- 7. Becoming different
- 8. In every place on Earth
- 9. Person who studies science
Down
- 1. All the plants, animals and land around us
- 3. What we breathe
- 4. From nature: not man-made
- 5. Fuel we put in cars
- 10. The opposite of dirty
- 11. Making lots of smoke