1) The word "pencil" contains two vowels: E and I.

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

3) The Atlantic Ocean is the second-largest ocean and is known for its strong ocean currents, including the Gulf Stream.

4) The word "telephone" contains five vowels: E, E, O, E, and E.