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.
The fastest animal on Earth is a cat. Not the domestic one, though. Itâs the cheetah who can accelerate up to a speed of 75 mile per hour which equals 120km/h. Astonishing.