S1 Material World Crossword

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Across
  1. 2. Made up of one type of atom
  2. 4. Element that burns with a pop
  3. 5. Positive charge in an atom
  4. 8. Found on the left hand side of the periodic table
  5. 10. Gas that relights a glowing splint
  6. 11. Second smallest element that formed after the big bang
Down
  1. 1. State of matter, water is an example of this
  2. 3. Negative charge in an atom
  3. 6. Neutral charge in an atom
  4. 7. Metals in the first row of the periodic table and are reactive
  5. 9. Made up of different atoms joined together