Question 1: Which scientist is credited with the invention of the telephone?
Question 2: What is the square root of 169?
The square root of a number is a value that, when multiplied by itself, gives the number. The square root of 169 is 13 because 13 x 13 = 169.
Question 3: Why is Leonardo da Vinci's painting, the Mona Lisa, considered so significant?
The Mona Lisa is considered a masterpiece of the Italian Renaissance. Da Vinci's pioneering techniques, like sfumato (blurring outlines) and his innovative ways of depicting perspective and depth were hugely influential on subsequent Renaissance artists and the art world as a whole.
Question 4: When warm, moist air rises and cools to its dew point, which weather phenomenon is likely to occur?
When warm, moist air rises and cools to its dew point, water vapor condenses into liquid water droplets, which form clouds. This process is essential for cloud formation and plays a crucial role in the Earth's water cycle.
Question 5: Which of these is not one of the fundamental forces of nature?
Centrifugal force is not a fundamental force of nature, but rather an apparent force that arises in rotating reference frames. The four fundamental forces are gravitational, electromagnetic, strong nuclear, and weak nuclear forces. These forces govern the interactions between particles and underlie the structure and behavior of all matter in the universe.
Question 6: How much of the world's land surface is used for agriculture?
According to the Food and Agriculture Organization (FAO), around 50% of the world's habitable land is used for agriculture. This includes both crops and livestock. Agriculture is the largest use of land on the planet, far exceeding areas designated for forests, urban spaces, or other uses.
Question 7: How many books are in the Christian New Testament?
The New Testament, which forms the second part of the Christian biblical canon, contains 27 books. These books were written in the decades following Jesus' death and include the Gospels, Acts, Epistles, and the Book of Revelation.
Question 8: What nationality was the classical composer Frédéric Chopin?
Although Chopin spent much of his adult life in France and is sometimes mistakenly thought to be French, he was born in Poland in 1810 and is considered a Polish composer. His music is often inspired by Polish folk music.
Question 9: Which greenhouse gas is produced by the decomposition of organic waste in landfills?
Methane is a potent greenhouse gas that is produced when organic waste, such as food scraps and yard waste, decomposes in landfills in the absence of oxygen. This process is known as anaerobic digestion.
Question 10: In which American sitcom did the characters Ross, Rachel, Joey, Chandler, Monica and Phoebe appear?
Friends was a hugely popular American television sitcom that aired from 1994 to 2004. The show revolved around the lives of six main characters living in Manhattan, New York City.
Alexander Graham Bell, a Scottish-born scientist, inventor, and engineer, is credited with inventing and patenting the first practical telephone in 1876. His groundbreaking work laid the foundation for modern telecommunication systems.