Topic Details (Notes format)

Which city is the capital of the Canadian province of Ontario?

Which of the following is the longest river in the world?

In which year was the United Nations officially formed?

Which planet is closest to the Sun?

Which is the highest waterfall in the world?

Which continent is the largest in terms of land area?

Which virus is primarily responsible for the common cold?

Which subatomic particles bind quarks together, carrying the strong force?

Which alliance of city-states under Athens fought against Sparta’s Peloponnesian League?

Which element has the chemical symbol "Ra"?