interesting facts on earth

The total land area of the earth's surface is estimated at 148,647,000 sq km. This is about 29.1% of the total surface area of Earth!

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Is Cockroaches Were Exist 120 million Years Before Dinosaurs?

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Dinosaurs that first appeared during the Triassic period are a diverse group of Reptiles of the clade Dinosauria. The exact origin and timing of this giant species is still a subject of research but the current research says that they came on this earth in between 231 and 243 million years ago. They were the dominant terrestrial vertebrates in the earth around 201 million years ago. But they disappear from the earth 66 million years ago. No one can say anything accurately about the origin of the Dinosaurs, it is still in the research! DINOSAURS Now the biggest question arises here that who came first Cockroaches or Dinosaurs? Everyone thinks that dinosaurs came first but the fact is that Cockroaches were there 120 million years before the dinosaurs roamed the earth. The Cockroaches are an ancient group and are 320 million years ago. COCKROACH Cockroaches are members of the order Blattodea , which includes the Termites , a group of insects once thought...
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Is There Are 24 Hours in A Day?

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Have you ever heard that people often claim that there aren't enough hours in the day? Is this really happen! Yes they're absolutely right. The actual time taken by the planet to rotate on its axis is approximately 23 hours 56 minutes and 4 seconds and this is known as sidereal day . The reason behind it that the solar day, the time it takes for the sun to return to the same spot on the meridian, varies as much as 16 minutes throughout the year, due to the position in its orbit.
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Some Interesting Facts!

1. The estimated literacy rate for the world is 82% . Overall, the male literacy rate (87%) happens to be higher than the female literacy rate (77%) . 2. On average, there are  47 people for every sq km  of the world. Macau, an administrative region in China, has the highest  population density - 18,534 per sq km ; on the other hand, places like Mongolia have less than  2 people every sq km! 3. By area,  the largest country is Russia - 17,075,400 sq km .  The  smallest one is Vatican City , a mere 0.44 sq km .  Believe it or not, Russia can hold close to 39 million countries the size of Vatican City! 4.  Caspian Sea is regarded the largest lake in the world. Because of its large spread (371,000 sq km) and saline water, the ancient people considered it an ocean!
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