Facts about Earth that Everybody Must Know

Earth is residence of complete humanity and humans have researched a lot to know our planet earth. We have gathered a lot of information about it and still there is a lot more to be discovered. Here we will tell you some real facts about earth that might not know.

Facts about Earth that Everybody Must Know:

• Age of Earth : 5 Billion Years
• Life on Earth :  From Past 150 to 200 Million Years
• Mass of Earth in kg is 5,973,700,000,000,000,000,000,000 kg
• Earth's rotation on its axis slowing down. Length of day would have been 20 Hour a few million years ago. And it would be of 27 Hours after a few million Years.
• Temperature of Core (the center of Earth) is around 7500  degree Celsius, which more than the temperature at the surface of Sun.
• 71% of earth is under water, which is sea. And a lot about the underwater life is still to be discovered.
• 78.1% of earths atmosphere is Nitrogen.
• Actual Length of a day is not 24 Hours. Its 23 Hours 56 Minutes 4 Seconds.
• 100 Tons of Meteorites fall on Earth Everyday.
• 8.6 Million Lightning strikes occur during a single day.
• According to Gaia Hypothesis, Earth is a giant living organism itself and regulates several things to keep life on it.
• There are 500 Volcanoes worldwide and 80% of earth's surface is made up of Volcanic Soil.
• Continents on Earth are constantly moving. It will create a supercontinent in next 25 million years.
• Around 4.5 million years ago there was a planet named Theia, which shared the same orbit with Earth. A collision between Earth and Theia resulted in formation of Moon.
• Earth is the only planet in Milky Way Galaxy which has got tectonic plates.
• One million earthquakes occur every year due to these tectonic plates but most of them remain undetected as their intensity is very low.
• Earth is not exactly spherical as its flattened on poles due to centrifugal force.
• Earth's surface rotates on its axis at 1000 miles per hour. Earth revolves in space around the Sun at an speed of 66700 miles per hour. 
• Four Seasons occur on Earth due to the fact that Earth is tilted on its axis by 23.4 degree.
• Only 3% of water found on Earth is fresh water that you can drink.

We hope that these facts about Earth will increase your interest and knowledge about our home planet. Scientists are searching for planets in outer space which are similar to our planet Earth. They are constantly searching for similar facts present on other planet. Even if half of these facts meets any other planet then there might be life on that. But till now, no such planet is found and our Earth is the only planet alive with all these facts.