The tip of the day

12345678910
Across
  1. 1. top of a house
  2. 4. top of a volcano
  3. 5. the time of day where the sun is highest
  4. 8. tip of the Earth(North)
  5. 10. the tip of a shoelace that stops fraying
Down
  1. 2. the tip of the elbow
  2. 3. tip of the Earth(South)
  3. 6. the tip of a needle
  4. 7. tip of a mountain
  5. 9. top of a tree