|
|
- A drop of ocean water takes more than 1000 years to circulate around the world.
- An average human body contains 1mg of uranium 2mg of gold and 1mg of arsenic.
- During gold rush in 1849 some people paid as much as $100 for a glass of water.
- The normal static electricity shock that zaps your finger when you touch a door knob is between 10,000 to 30,000 volts.
- You mostly breathe from only one nostril at a time
- Over the course of an average lifetime, a person breathes 591,300,000 times It means 21,600 times a day.
- Your lung contains around 300-350 million respiratory units called Alveoli.
- We breathe in 13 pint of air every minute.
- More than half a litre of water is lost via breathing.
- People under 30 take in double the amount of oxygen as those who are 80.
- Some scientists believe that the earth began billions of years ago as a huge ball of swirling dust and gases. If you dig in your backyard, don't worry about running into the earth's core. You'd have to dig a hole 4,000 miles (6,437 kilometers) deep!
- How do reindeers survive in the extreme cold? Most animals don't eat moss. It's hard to digest, and it has little nutritional value. But reindeer fill up with lots of moss. Why? The moss contains a special chemical that helps reindeer keep their body fluids warm. When the reindeer make their yearly journey across the icy Arctic region, the chemical keeps them from freezing—much as antifreeze keeps a car from freezing up in winter
|
|
|
|
|
Knowledge Base (GK)
