Invention of Compass Science Projects, Invention of Compass, In the second century BC the compass was already known in ... (440 words) |
 | In the second century BC the compass was already known in China... |
 | In the second century BC the compass was already known in China, but it was not used for navigation. |
 | It's invention is attributed to the famous Greek astronomer Anaximander in the sixth century BC. |
Second century BC - definition of Second century BC in Encyclopedia (142 words) |
 | BC 168 Battle of Pydna -- Macedonian phalanx defeated by Romans |
 | Second Epistle of Paul the Apostle to the Corinthi |
 | Second Epistle of Paul the Apostle to the Thessalo |