Discovering Atomos Lessons 1 and 2 vocabulary

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Across
  1. 3. ions that are positively charged
  2. 5. substance made of 2 or more different elements that can be separated
  3. 7. atoms that are not electrically balanced
  4. 8. particles of matter with a positive charge
  5. 9. study of physical materials that make up our world
  6. 12. substance made from one kind of atom
  7. 13. tiny particles that make up matter
  8. 14. the center of an atom
  9. 15. particles of matter with a negative charge
Down
  1. 1. hot gas whose matter is broken into charged particles
  2. 2. does not have definite shape or volume
  3. 4. particles of matter with no charge
  4. 6. building blocks of life that have mass and take up space
  5. 9. substance made up of 2 or more different elements bound together in constant ratio
  6. 10. has definite shape and volume
  7. 11. ions that are negatively charged
  8. 16. conforms to the shape of its container and has definite volume