Question 1: Why doesn't the Moon have an atmosphere?
Question 2: What is the only even prime number?
2 is the smallest prime number and the only even prime. All other even numbers can be divided evenly by 2, so they are composite, not prime. There are an infinite number of primes, but 2 is the only even one.
Question 3: When was the United Nations founded?
The United Nations officially came into existence on October 24, 1945, after the UN Charter was ratified by the five permanent members of the Security Council and a majority of the other 46 signatories. It replaced the League of Nations, which was founded in 1920.
Question 4: Which battle marked the turning point of World War II in Europe?
The Battle of Stalingrad, fought from 1942-1943, was the largest confrontation of World War II. The decisive Soviet victory over German forces is considered a major turning point in the war on the Eastern Front.
Question 5: In Indonesian shadow puppetry, what is a "dalang"?
The dalang is the master puppeteer in Indonesian wayang kulit shadow puppet theater. They skillfully manipulate the puppets while narrating the story, often from Hindu epics. A single performance can last all night.
Question 6: Who first discovered the antibiotic penicillin?
Alexander Fleming discovered penicillin in 1928 when he noticed that a mold called Penicillium notatum had contaminated a culture plate of Staphylococcus bacteria and prevented its growth. This serendipitous finding revolutionized medicine and has saved countless lives.
Question 7: How many studio albums did The Beatles release?
The Beatles released 12 studio albums in the UK and 13 in the US, due to slightly different track listings and release dates. Their final album, Let It Be, was actually recorded before Abbey Road but released later.
Question 8: Who developed the concept of the "carbon footprint"?
Mathis Wackernagel is a Swiss-born sustainability advocate who co-created the Ecological Footprint and developed the carbon footprint concept in the 1990s to compare human demand on nature with Earth's ecological capacity to regenerate.
Question 9: What was the longest prison sentence ever issued in the United States?
In 1981, Dudley Wayne Kyzer of Alabama was convicted of killing his wife, his mother-in-law, and a college student. He was sentenced to two life terms plus 10,000 years for each victim, totaling 30,000 years. However, his sentence was later reduced to life imprisonment.
Question 10: If invited to dine in a Japanese home, what should you say before eating?
"Itadakimasu" roughly translates to "I humbly receive" in Japanese. It is customary to say this phrase before eating to express thanks for the meal.
The Moon's mass is much smaller than Earth's, so its gravity is not strong enough to hold onto the gases that would make up an atmosphere. Any gases released from the lunar surface quickly escape into space.