In 1953 Jonas Salk developed a vaccine for what viral infectious disease of the nervous system that was greatly feared in the first half of the 20th century?
In February 2017, after only 24 days in office, who resigned as national security adviser amid a growing scandal over his contacts with Russian officials?
The Savoy Theatre in London was built in 1881 as a showcase for what songwriting team famous for comic operas such as The Mikado and The Pirates of Penzance?
During World War II, what American general was the supreme commander of Allied forces on D-Day?
Abbreviated ff on a music score, what Italian word is an indication to play very loudly?
The Mississippi River begins in Minnesota and ends in what Southern state?
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 physics, what is by far the weakest of the four fundamental forces?
Though it has almost no native mammals, what island nation is home to an unusually large number of flightless birds including the kiwi, its national bird?
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?
The Boston Red Sox were the last major league baseball team to integrate their roster. In 1959 who became the first African American to play for the Sox?
Who is the first woman to win Album of the Year twice at the Grammys for her own albums, first for Fearless and later for 1989?
Revelations is a famous ballet by what African American choreographer whose multiracial dance company popularized modern dance with extensive world tours?
What African American poet read “On the Pulse of Morning” at Bill Clinton’s first presidential inauguration?
What Mexican artist and feminist icon painted Self-Portrait with Cropped Hair shortly after divorcing her unfaithful husband, the artist Diego Rivera?
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?
In hockey or soccer, a hat trick occurs when a player scores how many goals in a single game?
In trigonometry, what function is the reciprocal of the cosine?
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?
In square units, what is the area of a trapezoid with a height of 3 units and bases of 4 units and 2 units?