Review Lesson 14

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