Answers

2016-01-06T21:03:54+08:00
They used it as a sign when the earth has completed a complete rotation around the sun and it also tell the early tha what constellation is up in the sky!!
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2016-01-06T21:18:05+08:00
It was used for navigation for sailing.Such as the little dipper which the North Star or Polaris is located.Polaris is the brightest star at night.Used for navigation by early sailors and it always head north.
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