In pool, what color is the 4-ball?

More Questions:

Who was the first person to plant a vineyard in the Bible?

What number was retired by the Chicago Bulls to honor Michael Jordan?

Which of Dickens" novels is set during the Gordon Riots?

What Biblical figure's wife was turned into a pillar of salt?

Ljubljana is the capital of which Central European country?

What San Francisco hill is home to a famous colony of wild parrots?

Liberty Island is located in the harbor of what US city?

What metal was Danish astronomer Tycho Brahe's nose made of?

What is the common name for "graphospasm"?

Who starred as Cole Porter in the 1945 film "Night & Day"?

What word for a series of dots is a top secret code word in the Bond film "Casino Royale"?

Who sang alongside Stevie Nicks on the hit single "Leather and Lace"?

In what decade did Dr. Christiaan Barnard perform the first successful human heart transplant?

What brothers invented the hot air balloon?

What was Ponce de Leon in search of when he discovered Florida?