Queen baby names and what they mean, for queen, king, royal, ruler, crown, empress, emperor, royalty, conqueror.
Usain Bolt is the fastest man on the planet. He's the world record holder in the 100 and 200 metre sprints. We can easily calculate Usain Bolt's average speed.
<b>Answer 1:</b><br />Light is the fastest thing on earth. Light travels about 186,282 miles (more than seven times the circumference of Earth) in one second.