What can the word ‘america’ mean? 2. when and where was christopher columbus born? 3. why did he sail to india west but not east? 4. how long did they sail to america? 5. did columbus know it was america? 6. when did he discover america? 7. why are the native people of america called indians? 8. how many times did columbus sail to america? 9. when did he die? 50