Mother, any distance

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Across
  1. 3. The distance between mother and son is described as “greater than a _____ ____” (2 words)
  2. 4. The son describes ___ acres of the walls”
  3. 5. The mother holds the other end of a measuring ___
  4. 6. The poem describes the way the mother's fingers ____
Down
  1. 1. The poem compares the son’s movement away from his mother to that of a ___
  2. 2. The poem ends with the image of the son who may "fall or ___”
  3. 3. The poem explores the theme of parental _____
  4. 7. The poem begins with the speaker moving into a new ___