Across
- 2. To throw back light or heat from a surface
- 5. Gas formed when water evaporates
- 9. The experiment followed a ______ method
- 10. A scientist who studies animals
- 12. The scientific study of stars and planets
- 14. We mixed chemicals together in ______ class
- 15. Humans and animals are ______ organisms
Down
- 1. To mix completely into a liquid
- 3. We ordered ______ because we didn’t want to cook dinner
- 4. Einstein was famous for his work in ______
- 6. A very small piece of matter
- 7. The ______ of penicillin changed medicine
- 8. She visited a ______ garden full of rare plants
- 11. ______ keeps planets in orbit around the sun
- 13. Slightly wet
- 14. The sheep Dolly was a famous ______