What my tell an archaeologist if they discovered an arrowhead?

What are some good movies of Joan of Arc? Is the avoli the air sacks in your body? Why did a group of abolitionists attack Harpers Ferry Virginia in 1859? Why did the British dig trenches world war 1? Jane Seymour's birthday? What is the galloping gobbler award? Are there brothers in the football hall of fame? Which of these was most likely to be the subjects of a Minoan painting? What is a large stone box that enclosed a mummy's coffin? Who was the writer of the Haldi Ghati war book? United States first war? How did the British blockade of Germany actually bring the neutral Americans closer to the allies? How did the word bomb come into usage? How did emperor Charlemagne overcome the great problems of distance and communication in the empire? What was the first war plane called? What is the fourth pedal on a car called? What warning does Mahan give in having a navy WITHOUT the acquisition of colonies? How do you look like che guevara for a costume party? What speeded up the entrance of the US in to war? What was the jobs of freemen in rome?

What my tell an archaeologist if they discovered an arrowhead?