Question 1: What is the hardest mineral known to man?
Question 2: When exposed to the air, which element tarnishes due to oxidation?
Silver is a precious metal that tarnishes when exposed to air because of a chemical reaction with sulfur compounds in the air. This is why silver jewelry and silverware often darken and lose their shine over time.
Question 3: Which movie won the Oscar for Best Picture in 1993?
Schindler's List, directed by Steven Spielberg, won the Best Picture Oscar at the 66th Academy Awards in 1994 (for the film year of 1993). The film is renowned for its powerful depiction of the Holocaust.
Question 4: The novel "To Kill a Mockingbird" is written by which author?
Harper Lee's novel "To Kill a Mockingbird", which addresses racial inequality in the Southern United States, has become a classic of American literature. It was published in 1960 and awarded the 1961 Pulitzer Prize for Fiction.
Question 5: Why is Leonardo da Vinci's "Mona Lisa" considered a masterpiece?
The "Mona Lisa" is considered a masterpiece due to its intricate details such as her enigmatic smile, use of the sfumato technique, where oil paint is layered so finely that there are no discernible edges, lines or brush strokes, and the realistic depiction and psychological depth lent to the subject. Its theft in 1911 and subsequent return also added to its legendary status.
Question 6: Which book in the Christian Bible contains the Ten Commandments?
The Ten Commandments are listed in Exodus 20:1-17, located in the Old Testament of the Christian Bible. They are repeated in Deuteronomy 5:4-21.
Question 7: In which country can the ancient archaeological site of Stonehenge be found?
Stonehenge is located in Wiltshire, England. This prehistoric monument is one of the most famous sites in the world, featuring a ring of standing stones set within earthworks and dating back to roughly 2500 BC.
Question 8: The 'Inferiority Complex' was a concept first introduced by which famed psychologist?
Alfred Adler, an Austrian psychotherapist and founder of Individual Psychology, introduced the concept of 'Inferiority Complex'. It refers to a person's feeling that they are lesser than others in some way, which often stems from childhood experiences.
Question 9: In what year was the Apple Inc. founded?
Apple Inc. was founded by Steve Jobs, Steve Wozniak and Ronald Wayne in a garage in Los Altos, California, on April 1st, 1976. It was initially focused on the production of personal computers.
Question 10: When is the Chinese New Year typically celebrated?
The date of the Chinese New Year changes each year because it is based on the lunar calendar. It usually falls between January 21 and February 20. The festival is also known as Spring Festival in China as it marks the end of the cold winter.
Diamonds are the hardest known mineral and are effectively used in various industrial applications such as cutting, grinding, and drilling due to this unique property. They score a 10 on the Mohs hardness scale.