Or Else Crossword

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Across
  1. 2. – weak or delicate in strength
  2. 3. – an evening meal
  3. 4. – the center of an atom, containing protons and neutrons
  4. 7. – the outermost layer blending into space
  5. 9. – a person who fought to end slavery
  6. 12. – an old-fashioned term for refrigerator
  7. 13. – to clean or maintain one’s appearance
  8. 14. Mass – the total number of protons and neutrons in an atom
  9. 21. Mass – the total number of protons and neutrons in an atom
  10. 23. – a feeling of thankfulness and appreciation
  11. 24. – the smallest unit of matter that retains the properties of an element
  12. 25. – the fourth layer, home to the auroras and space station
  13. 26. – an unexpected meeting or experience
  14. 27. – to fasten or secure something
  15. 28. – the third layer, where meteors burn up
  16. 29. – the layer of gases surrounding Earth
  17. 30. – to act properly or respectfully
  18. 32. – neat and respectable in appearance
Down
  1. 1. – the act of forcing people into military service, often used by navies
  2. 3. – a small staircase or porch in front of a building
  3. 5. – a negatively charged particle that orbits the nucleus
  4. 6. – a positively charged particle in the nucleus
  5. 8. – generous and kind treatment of guests or strangers
  6. 9. Number – the number of protons in an atom; determines the element
  7. 10. – an old-fashioned term for a purse
  8. 11. – the edge of settled territory, especially in American history
  9. 15. plate – a small stovetop used for cooking
  10. 16. – feeling guilt or embarrassment
  11. 17. – the second layer, contains the ozone layer
  12. 18. – a pure substance made of only one kind of atom
  13. 19. – to make someone feel awkward or self-conscious
  14. 20. – someone who rents a room in another person’s house
  15. 22. – the lowest layer where weather happens
  16. 25. – belief in someone’s honesty or reliability
  17. 31. – a neutral particle in the nucleus