44. What was the geocentric view of the universe before Copernicus, and how did he challenge it?
45. Why did the 3rd Estate in France play a central role in starting the French Revolution?
46. How did Hernan Cortes and Francisco Pizarro contribute to Spanish imperial expansion?
47. How did the Indian Ocean trade network foster cultural exchange and diasporic communities?
48. What cultural and religious exchanges occurred along the Silk Road?
49. How do satellites play a role in monitoring and responding to modern weather systems?
50. What impact has global communication had on the availability and diversity of news and information?