1. Which planet is known as the Red Planet?

2. What is the hardest natural substance on Earth?

3. Which singer is known as the 'King of Pop'?

4. Which company makes the PlayStation console?

5. Which city is famous for the Golden Gate Bridge?

6. Which film features a character called 'Forrest Gump'?

7. Which fast-food chain is famous for the Big Mac?

8. What is the main ingredient in hummus?

9. Which British singer released 'Rolling in the Deep'?

10. Which country is famous for the Eiffel Tower?