China Geography and Shang and Zhou Dynasties

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Across
  1. 4. to be cut off from the rest of the world
  2. 6. this is the third longest river in the world (two words)
  3. 8. these natural barriers discouraged invaders
  4. 9. China grew crops such as wheat rice and _____
  5. 10. also known as the yellow river (two words)
Down
  1. 1. the rise and fall of dynasties in China (two words)
  2. 2. this was a period of constant war around 475 B.C. (two words)
  3. 3. this dynasty overthrew the Shang around 1045 B.C.
  4. 5. large island just east of chine by Korea
  5. 7. used to consult many gods (two words)