Topic Details (Notes format)

Which element has the chemical symbol "Pa"?

Which ancient Greek city-state was famous for its democracy, philosophy, and arts?

Which star is at the center of our solar system?

Which layer of Earth’s atmosphere contains the ozone layer that absorbs UV radiation?

Which country hosted the first modern Olympic Games in 1896?

Who discovered promethium?

What organelle is called the powerhouse of the cell?

Who discovered the Mask of Agamemnon?

Which leader initiated the Protestant Reformation by posting the Ninety-Five Theses in 1517?

Which pandemic in the mid-14th century killed an estimated one-third of Europe’s population?