1) The speed of a sneeze can reach up to 100 miles per hour (160 kilometers per hour).

2) The Pacific Ocean is the largest ocean on Earth, covering more than 30% of the planet's surface.

3) J.K. Rowling's "Harry Potter" series of books has sold over 500 million copies worldwide and has been translated into 80 languages.

4) The world's largest ocean, the Pacific Ocean, covers an area of approximately 63 million square miles.