COMPOSITION AND CLASSIFICATION OF MATTER

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Across
  1. 4. – Atoms with a positive or negative charge.
  2. 5. Mixture – Mixture where parts are visible.
  3. 10. – Atoms of the same element with different masses.
  4. 11. – State of matter with definite volume but no fixed shape.
  5. 13. – State of matter with no definite shape or volume
  6. 15. – Combination of two or more substances.
  7. 16. Number – Number of protons in an atom.
  8. 18. Mass – Average mass of an element’s atoms.
Down
  1. 1. – Pure substances made of one type of atom.
  2. 2. Mixture – Mixture that looks the same throughout.
  3. 3. Substances – Matter with a fixed composition.
  4. 6. – State of matter with fixed shape and volume.
  5. 7. Bonds – Forces holding atoms together.
  6. 8. Bonds – Covalent bond with uneven sharing of electrons.
  7. 9. – Negatively charged particles orbiting the nucleus.
  8. 12. – Anything that has mass and takes up space.
  9. 14. Theory – The explanation of how atoms make up all matter.
  10. 16. – The smallest unit of an element.
  11. 17. Bonds – Bond formed by sharing electrons.
  12. 19. Bonds – Bond formed by transferring electrons.