some important facts about our Earth

Some important facts about Earth.

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Our Earth is 4.5 Billion years old. Pretty old huh?

Earth is not a sphere. It’s a little pear-shaped.

70 % of its surface is covered with water.

It takes 23 hours, 56 minutes and 4 seconds to rotate on its axis.

A year on Earth is not 365 days.

It is 365.25 days.

And this “.25” distance is responsible for a leap year in every four years.

The shortest day on Earth is 21^st Dec North

And 21^st June South.

The longest day on Earth is 22^nd June North and 22^nd Dec South.

Highest point at Earth is Mount Everest 8848 m.

Lowest point at Earth is Challenger Deep in Mariana Trench 

(unexplored yet, but is said Mount Everest could fit in it leaving yet lot of space)

Our planet rotates at the speed of 1670 km/hour.

Its Equatorial radius is 6,378 km.

Its mass is 5.97×10²⁴ kg.

Average distance from the Sun is 149.6 million km.

Largest metal in the Earth’s crust is Aluminum.