10 Facts About Earth

10 Facts About Earth

Most people love Earth, after all, it is the only planet humans have lived on. All though there is a lot we know about earth. There are still facts we are discovering about Earth. Today we’re going to share 10 facts about Earth.

The Earth is Slowing Down

The Earth is slowing down about 17 milliseconds every 100 years. You’ll get an extra hour in about another 140 million years.

The Coldest Place in the Universe: Earth

The coldest object in space is the Boomerang Nebula, it’s 1 degree Kelvin, which is -458 degrees Fahrenheit. Scientists at MIT were able to get temperatures down below 1 nano-Kelvin, which is one billionth of a degree Kelvin.

Earth is Actually Two Planets

Based on the Giant Impact Hypothesis, Thea (a planet in our Solar System) was knocked out of her orbit and collided with the Earth, smashing together to form one planet (and the Moon).

Earth Loves Water

We now know of many places, even in our own Solar System which contains water. Earth is the only place where water exists in all three states: liquid, ice, and vapor.

Earth is the Densest Planet

A planet’s density is measured by comparison to the density of water, which is; 1 gram per cubic centimeter. Earth has the highest density of them all, at 5.5 grams per cubic centimeter.

Earth isn’t a Sphere

Because of gravity and centrifugal force, the Earth is slightly oval in shape. This phenomena happens to a lot of planets and is exaggerated the faster it spins.

Earth is the Only Planet with Plate Tectonics

There is seven major plate tectonics on Earth. Without these plates, we wouldn’t have earthquakes, volcanos or eruptions, mountains or even ocean trenches.

The Best Recycler: Earth

The Earth recycles itself and its surface. The rock cycle transforms Igneus rock into Sedimentary rock, which gets transformed into the Metaphoric rock and then repeats itself, over and over.

Richie Rich: Earth’s Oceans

It’s estimated that the Earth’s oceans have more than 20,000,000 tons of gold in them. Each liter of seawater contains on average about 13/1,000,000,000 of a gram of gold. Not ideal for extraction or mining operations… yet.

Earth had a Baby

Theia, a planet roughly the size of Mars, was knocked out of its orbit and collided with Earth. As these two planets made whoopie, they gave birth to the Moon. The Earth and the Moon have come to depend on one another, much like a child and its mother.

There you go 10 facts about Earth. If you liked this astronomy article referring to 10 facts about Earth, check out these Mind-blowing Facts About The Universe.


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