General Knowledge

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Across
  1. 2. Which element has the chemical symbol Au?
  2. 3. What is the smallest prime number?
  3. 4. What is the capital city of Canada?
  4. 7. Which river flows through Egypt?
  5. 8. What is the largest ocean on Earth?
  6. 9. How many sides does a hexagon have?
Down
  1. 1. What is the largest mammal on Earth?
  2. 5. Which famous ship sank on its maiden voyage in 1912?
  3. 6. What is the name of the galaxy that contains our Solar System?