Alexis and Alicia's atom crossword puzzle😃!!

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Across
  1. 3. Where are the electrons located?
  2. 5. What is an atom mostly made up of?
  3. 6. What has mass and takes up space?
  4. 7. What is the electrical charge of a proton?
  5. 9. what is the table that organizes all elements?
  6. 11. Where are the protons and neutrons located?
  7. 12. What is the Greek term for atoms?
Down
  1. 1. What do atoms make?
  2. 2. What type of charge does an electron have?
  3. 4. Who created the periodic table that is similar to the one we use today?
  4. 8. what type of charge does a neutron have?
  5. 10. What are the building blocks of matter?