Whether or not they sank or floated when tied down and thrown in the water
Answer:
honestly, I don't think so it's 50/50 because some adult Americans don't even know what or who while others will and remember.
Typically, obelisks were created to represent and honor Ra, the Egyptian god of the sun. In addition, people believed that gods actually inhabited the obelisks. The Obelisk of Senusret, in particular, was created to honor Senusret I of the Twelfth Dynasty of Egypt. It is the earliest obelisk still standing and intact. Hope this helps.