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Take this intermediate GK quiz online with 15 medium-difficulty general knowledge questions across many topics.
1. Who developed the theory of relativity?
💡 Albert Einstein published his theory of relativity in the early 20th century, revolutionizing physics.
2. Which country gifted the Statue of Liberty to the United States?
💡 France gave the Statue of Liberty to the US in 1886 to celebrate their alliance and shared ideals of liberty.
3. Which artist famously cut off part of his own ear?
💡 Vincent van Gogh cut off part of his left ear in 1888 during a mental health crisis.
4. What is the main language spoken in Egypt?
💡 Arabic is the official and most widely spoken language in Egypt.
5. What is the largest island in the world?
💡 Greenland is the largest island, since Australia is classified as a continent rather than an island.
6. Which vitamin does human skin produce when exposed to sunlight?
💡 Sunlight triggers the skin to synthesize Vitamin D, important for bone health.
7. Who is widely regarded as a founding figure of modern computer science?
💡 Alan Turing's work on computation and codebreaking laid key foundations for modern computer science.
8. Which country spans both Europe and Asia, straddling two continents?
💡 Turkey is a transcontinental country, with a small portion in Europe and the majority in Asia.
9. Which planet has a day that lasts longer than its year?
💡 Venus rotates so slowly that a single day on Venus is longer than its entire orbit around the sun.
10. What is the hardest naturally occurring substance on Earth?
💡 Diamond ranks 10 on the Mohs hardness scale, making it the hardest known natural material.
11. What is the smallest prime number?
💡 Two is the smallest prime number and the only even prime number.
12. What is the term for a word that reads the same forward and backward?
💡 A palindrome, like 'level' or 'racecar', reads identically in both directions.
13. What is the capital of South Korea?
💡 Seoul has been South Korea's capital and largest city for over six centuries.
14. What is considered the national sport of Japan?
💡 Sumo wrestling has deep roots in Japanese culture and is officially considered the national sport.
15. Which sea is known as the saltiest body of water in the world?
💡 The Dead Sea has an extremely high salt concentration, allowing people to float easily on its surface.