Across
- 1. When the temperature of a liquid
- 4. The surface of something is its outer
- 8. of your hand
- 9. as oxygen, mercury, or gold, that is
- 10. An element is something in the universe,
- 12. that melts easily when held in the
- 14. power that provides heat or
- 16. something else
- 20. the physical part of the
- 22. A process is a series of actions that have a
- 24. The word scientific is used to describe
- 25. consisting mainly of solids,
- 26. that still acts like that element
- 27. A molecule is formed when two or more
Down
- 2. (alike or different) are joined
- 3. up of one kind of atom
- 5. An atom is the smallest piece of a certain
- 6. The element gallium is a soft, silvery gray
- 7. that relate to science
- 11. it suddenly
- 13. and gases
- 15. its energy
- 17. machines work
- 18. is increasing and the liquid
- 19. result, such as factory workers
- 21. raw materials and changing them
- 23. is on its way to becoming a