Or Else

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Across
  1. 2. , someone who rents a room in another person’s house
  2. 4. , The center of an atom with protons and neutrons.
  3. 7. , The number of protons in an atom.
  4. 9. , A force that holds atoms together.
  5. 10. , a feeling of thankfulness and appreciation
  6. 13. , A particle with no charge in the nucleus.
  7. 14. , an old-fashioned term for a purse
  8. 16. , to fasten or secure something
  9. 18. , weak or delicate in strength
  10. 22. , to make someone feel awkward or self-conscious
  11. 26. , a small staircase or porch in front of a building
  12. 28. , generous and kind treatment of guests or strangers
  13. 29. , Two or more atoms bonded together.
  14. 30. a small stovetop used for cooking
Down
  1. 1. , neat and respectable in appearance
  2. 3. , A molecule made of different elements.
  3. 5. , an unexpected meeting or experience
  4. 6. , to clean or maintain one’s appearance
  5. 8. , an old-fashioned term for refrigerator
  6. 11. , The smallest unit of matter.
  7. 12. , A positively charged particle in the nucleus.
  8. 15. , A negatively charged particle that orbits the nucleus.
  9. 17. , A physical blend of substances not chemically bonded.
  10. 19. , A substance made of one kind of atom.
  11. 20. , wicked or morally wrong
  12. 21. The average mass of an atom.
  13. 23. , an evening meal
  14. 24. , feeling guilt or embarrassment
  15. 25. , to act properly or respectfully
  16. 27. , belief in someone’s honesty or reliability