What country provides North Korea with most of its food and energy supplies, and accounts for upwards of 90% of North Korea’s total trade volume?
What physicist established the nuclear theory of the atom when he shot a beam of alpha particles at a sheet of gold foil?
In the 1440s, what German blacksmith invented a method of printing from movable type that remained largely unchanged until the 20th century?
In 2016 President Juan Manuel Santos won the Nobel Peace Prize for negotiating a deal to end 52 years of civil war with FARC, a rebel group in what country?
During World War II, what American general was the supreme commander of Allied forces on D-Day?
In May 2017, who won the French presidential election in a landslide victory against his far-right rival Marine Le Pen?
What positive number is the geometric mean of 16 and 4?
The Game of Thrones TV series is based on the bestselling fantasy books of what American author?
Who has won three NBA championships, four NBA Most Valuable Player Awards, and is the Cleveland Cavaliers’ all-time leading scorer?
A box contains 8 oranges, 8 apples, and 8 pears. You randomly select two fruits. What is the probability, in lowest terms, of selecting two different kinds of fruit?
In square units, what is the area of a trapezoid with a height of 3 units and bases of 4 units and 2 units?
What leader of “the Final Five,” the nickname of the 2016 U.S. women’s gymnastics team, is the most decorated American gymnast in history?
I Am Malala is a memoir of a young girl who stood up for her right to an education and was shot by the Taliban in 2012 in what country?
In hockey or soccer, a hat trick occurs when a player scores how many goals in a single game?
Revelations is a famous ballet by what African American choreographer whose multiracial dance company popularized modern dance with extensive world tours?
The Mississippi River begins in Minnesota and ends in what Southern state?
The first battles of the American Revolution—Lexington and Concord—took place on April 19th of what year?
Named for the Flemish cartographer who developed it, what type of map projection keeps true compass positions intact but distorts geographic areas?
A substance with pH 4 is how many times more acidic than a substance with pH 5?
In the epic poem the Iliad, what Greek leader is persuaded to attack Troy after being sent a false dream by Zeus?