Topic Details (Notes format)

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

Which empire built the famous Colosseum?

Which part of a flowering plant develops into fruit?

Which element has the chemical symbol "Cn"?

Which element has the chemical symbol "Ge"?

Which element has the chemical symbol "La"?

Which element has the chemical symbol "Ba"?

Which element has the chemical symbol "Ce"?

Which element has the chemical symbol "Cs"?

Who discovered the Crab Nebula pulsar?