Question 1: What is the process by which plants convert sunlight into food called?
Question 2: How many buttons did the original Levi's blue jeans have?
The original Levi's blue jeans, patented in 1873, featured a single button in the front. Levi Strauss and Jacob Davis originally designed the jeans for durability and practicality for working-class individuals, like miners and laborers.
Question 3: How many elements are in the periodic table?
As of November 2016, there are 118 confirmed elements in the periodic table. The elements range from element 1 (hydrogen) to element 118 (oganesson). New elements are occasionally discovered and added to the periodic table.
Question 4: In physics, what is the term used to describe the force that opposes motion between two objects in contact with each other?
Friction is the force that opposes the motion or tendency of such motion of two surfaces in contact. There are several types of friction, including static, kinetic, and rolling friction. It plays a crucial role in everyday activities, such as walking or driving a car.
Question 5: In which part of the human body would you find the ulna bone?
The ulna is located in the forearm and runs parallel to the radius. It's one of the two long bones in the forearm that help with the movement of the wrist and elbow.
Question 6: If you are studying "ichthyology," what subject are you focusing on?
Ichthyology is the branch of zoology that studies fish. The term comes from the ancient Greek word "ichthys," which means fish.
Question 7: In which year did the musical 'The Sound of Music' premiere on Broadway?
The Sound of Music' premiered on November 16, 1959, at the Lunt-Fontanne Theater in New York City. The musical is based on the Von Trapp Family story and features music by Richard Rodgers and lyrics by Oscar Hammerstein II.
Question 8: Why do humans have an appendix?
While the function of the human appendix is not entirely clear, researchers believe it may play a role in the immune system. It's a small, tube-shaped pouch attached to the large intestine. Some theories suggest it acts as a reservoir for beneficial gut bacteria.
Question 9: If a tree falls in a forest and no one is around to hear it, does it make a sound?
This is a thought experiment in epistemology, which raises questions about observation and perception. The question, first posed by Philosopher George Berkeley, aims to explore the nature of reality and challenge our understanding of existence and perception.
Question 10: The Ford Model T was the first car for which of the following mass production methods?
The assembly line was introduced by Henry Ford in 1913, which revolutionized car production and made the Model T affordable for the average family.
Photosynthesis is critical for life on Earth, as it produces oxygen as a byproduct and helps to reduce carbon dioxide levels in the atmosphere.