While teaching at the University of Pisa in 1589, Galileo tested Aristotle’s laws of falling objects by dropping large metal projectiles off the [___].

Galileo is famously said to have tested ideas about falling objects by dropping projectiles from the Leaning Tower of Pisa. The Eiffel Tower was built centuries later, so it could not have been the site. The correct choice is “Leaning Tower of Pisa.”

AI-written and checked against the verified answer.