How many people have ever lived on earth?

How many people have ever lived on earth?

Others have estimated the number of human beings who have ever lived to be anywhere from 45 billion to 125 billion, with most estimates falling into the range of 90 to 110 billion humans.

What word in the English language has the most definitions?

“Set” has 464 definitions in the Oxford English Dictionary. “Run” runs a distant second, with 396.

What famous North American landmark is constantly moving backward?

Niagara Falls. The rim is worn down about two and a half feet each year because of the millions of gallons of water that rush over it every minute.)

Is light an energy?

Electromagnetic energy is the same as radiation or light energy. This type of kinetic energy can take the form of visible light waves, like the light from a candle or a light bulb, or invisible waves, like radio waves, microwaves, x-rays and gamma rays.

How many times is scotch distilled?

Traditionally, the Scotch whisky is distilled twice and the Irish whiskey three times. For this reason, the Irish claim their whiskey is a smoother and purer whiskey.

What animal has the highest blood pressure?

Previous studies have found the giraffe has an extremely high blood pressure that is twice that found in other animals. But this study is the first to unravel the true nature of the giraffe heart and cardiovascular system.

How deep is the deepest part of the Indian Ocean?

The Indian Ocean’s average depth is 12,990 feet (3,960 metres), and its deepest point, in the Sunda Deep of the Java Trench off the southern coast of Java, is 24,442 feet (7,450 metres).

What percentage of the human body is water?

By one year of age, that amount drops to about 65%. In adult men, about 60% of their bodies are water. However, fat tissue does not have as much water as lean tissue. In adult women, fat makes up more of the body than men, so they have about 55% of their bodies made of water.