1) The ocean covers about 71% of the Earth's surface and contains roughly 97% of the planet's water.

2) The concept of banking dates back thousands of years, with evidence of early banking activities found in ancient civilizations such as Mesopotamia and Egypt.

3) Cyclones are fueled by warm ocean waters and atmospheric conditions that allow the formation of thunderstorms.

4) The word "oxygen" contains two vowels: O and E.