What is the fastest thing on earth?
What is the fastest thing on earth? It is light however, at approximately 670 million mph, which takes first place as the fastest thing in the world. Responsible for our sense of sight, light allows us to fully appreciate the world around us ? whether we are experiencing life at super speeds or not.
How fast is Usain Bolt?
In 2011 Belgian scientists used lasers to measure Bolt's performance in the different stages of a 100-meter race held in September that year. They found that, 67.13 meters into the race, Bolt reached a top speed of 43.99 kilometers per hour (27.33 miles per hour).
What is the speed of dark?
Most of us already know that darkness is the absence of light, and that light travelsat the fastest speed possible for a physical object. So, what does this mean? In short, it means that, the moment that light leaves, darkness returns. In this respect,darkness has the same speed as light.
What animal can run 35 mph?
Whereas the cheetah is the fastest sprinter, the pronghorn, also known as the American antelope, is the fastest long-distance runner of the animal kingdom. It is capable of maintaining a speed of nearly 35 miles per hour over several miles and is even faster over shorter distances.
How fast is light in mph?
The speed of light in vacuum, commonly denoted c, is a universal physical constant that is exactly equal to 299,792,458 metres per second (approximately 300,000 kilometres per second; 186,000 miles per second; 671 million miles per hour).