Unit 2 Lesson 9 & 10

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Across
  1. 2. a bridge held up by cables anchored at each end
  2. 5. trade between peoples north & south of Sahara Desert
  3. 6. a type of surgery in which a hole is made in a skull
  4. 8. a medieval civilization & empire in West Africa
  5. 9. symbol for a word, idea, or sound in a hieroglyphic writing system
Down
  1. 1. a regional variety of a language
  2. 3. the time it takes for the Earth to revolve around the sun
  3. 4. a family line traced thru the mother
  4. 7. a drawing that stands for a word, phrase, or name