Across
- 4. The tiny building block of everything
- 5. When something turns from solid to liquid
- 6. To mix something slowly
- 7. A place where scientists work
- 10. Something that flows and can be poured
- 12. What helps keep us protected in the lab
Down
- 1. What makes things cold
- 2. A liquid we drink
- 3. What makes things warm
- 6. A hard shape that stays the same
- 8. When you stir things together
- 9. A round pocket of air
- 11. Air you can’t see
- 13. When liquid turns into a solid
- 14. What scientists do to learn something