Biology: 2.1-2.2 Vocabulary Practice

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Across
  1. 3. Mixtures where all parts are equally distributed
  2. 4. The same element bonding together
  3. 5. The substance being dissolved
  4. 9. Neutral particles in the nucleus
  5. 10. The attraction between water molecules
  6. 11. The space outside the nucleus
  7. 14. The attraction between water molecules and other substances
  8. 15. Matter that cannot be broken down into smaller substances
  9. 18. The smallest unit of life
Down
  1. 1. The number that shows the number of protons and electrons in an element
  2. 2. The center of the atom
  3. 5. The substance doing the dissolving
  4. 6. Columns on the periodic table
  5. 7. The total number of protons, neutrons, and electrons in an element
  6. 8. Positive particles in the nucleus
  7. 12. Negative particles in the orbits
  8. 13. Rows on the periodic table
  9. 16. Two or more elements bonding together
  10. 17. Anything that has mass and volume