Across
- 2. element#17 in the periodic table
- 4. container
- 5. pull bits off
- 6. short and thick
- 7. perimeter
- 9. hypothesis
- 11. temporary substitute
- 14. beginning
- 15. the study and production of metals
Down
- 1. large open area inside or in front of a public building, as in an airport or train station
- 3. gives you energy
- 8. to specify Celsius
- 10. 15th element of the periodic table
- 12. unpleasant person
- 13. a little house in the garden