Which US state is nicknamed "Keystone state"?

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This drink is made from espresso coffee, hot milk and chocolate?

What does a linguist study?

Who's the palindromic protagonist of Dickens" "Great Expectations"?

Whose wife was turned into a pillar of salt?

How old was J. K. Rowling when she published the first Harry Potter book?

Who composed the Christmas carol "Silent Night"?

In a nursery rhyme, whose wife "Could eat no lean"?

The zip code 90210 is located in which US state?

What sea does Slovenia have water access to?

Which planet spins on a nearly horizontal axis, as opposed to all the others which spin on a vertical axis?

What is the Global Warming Potential a measure of?

What is the actual name of the flower known as daffodil?

From 1964 to 1975, who was the original host of the TV game show "Jeopardy"?

Who served as Vice President under Ronald Reagan?

What war hero, later the 7th American President, led the Americans to victory in the Battle of New Orleans?