1. What chemical element is used to create rainbows in televisions and computer monitors?
2. Which is the largest island?
3. Which sea is considered the most salty on Earth?
4. In what year did the discovery of Antarctica occur?
5. In what year was the International Red Cross and Red Guard Organization (Red Cross) founded?
6. What chemical element is the main component of carbon dioxide (CO2)?
7. What chemical element makes up most of the atmosphere of Titan?
8. What chemical element is the main component of human bones and teeth?
9. Who wrote the “Great Gatsby” novel?
10. How many bones are in the body of an adult human?
