Science Vocabulary: Created By Jermani Govan

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Across
  1. 2. system consisting of small, dense nucleus surrounded by negatively charged electrons that is orbiting
  2. 4. model which shows electrons traveling in specific energy levels around the nucleus
  3. 6. Flying mammal
  4. 8. group of atoms bonded together
  5. 10. Has a trunk
  6. 11. the mass per unit volume of a substance
  7. 12. any substance composed of identical molecules consisting of atoms of 2 or more chemical elements
  8. 16. where atoms mass and positive charge are concentrated
  9. 19. negatively charged particle
  10. 20. amount of matter in a object
  11. 22. positively charged particle
Down
  1. 1. organized by atomic number
  2. 3. the number of protons in an atom
  3. 5. composed mostly of protons and neutrons in the nucleus
  4. 7. has definite volume and no definite shape
  5. 9. neutrally charged particle
  6. 12. Likes to chase mice
  7. 13. created the periodic table
  8. 14. Large marsupial
  9. 15. has no definite shape and no definite volume
  10. 17. smallest unit of matter
  11. 18. has definite shape and volume
  12. 19. matter that is composed of one type of atom
  13. 21. Man's best friend