sphere- graph-

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Across
  1. 1. Having a spherical shape
  2. 5. Study of handwriting (or graphs)
  3. 6. The solid part of the Earth
  4. 7. The water surrounding the Earth
  5. 9. Writing in fancy handwriting
  6. 12. A paper or book about one thing
  7. 13. A famous person signing his/her name
  8. 14. Writing 5-8 sentences on one topic
Down
  1. 2. The visible part of the sun
  2. 3. A message sent long distance
  3. 4. Our population
  4. 8. Part of the Earth's surface where living things are
  5. 10. Air and climate that surrounds the Earth
  6. 11. Half of the Earth
  7. 15. A very common mineral that you can write with