Multiple Choice

1. A (Various chapters)

2. C (Part 2, Chapter 4)

3. D (Part 2, Chapter 5)

4. A (Various chapters)

5. C (Part 2, Chapter 5)

6. B (Part 5, Chapter 18)

7. C (Part 3, Chapter 10)

8. A (Part 2, Chapter 7)

9. B (Various chapters)

10. D (Various chapters)

11. A (Part 3, Chapter 10)

12. C (Various chapters)

13. B (Various chapters)

14. D (Various chapters)

15. C (Various chapters)

Long Answer

1. Sam Kean uses stories that explore the elements to familiarize people with their properties, oddities, and discoveries. For example, he explains that the trail of Lewis and Clark can be discovered by following traces of mercury that the group used to cure constipation. This method is effective as it helps individuals relate to the elements through storytelling. (Various chapters)

2. Several conflicts have erupted around the world as people abandon former positions to mine for precious elements. For example, the elements tantalum and niobium are used in cellphones and found near farms in the Democratic Republic of Congo in Africa. Farmers abandoned their farms to mine these elements, causing famine, enriching militias, and exacerbating war.