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What did the earths crust look like 4.55 billion years ago?
Blackdragon37
There are many answers to this question:
1. All the land was on the bottom of the earth with 2-3 huge lakes in between them.
2. It was a big ball of molten mineral's, still cooling.
3. It looked much like Pangaea.
Wiki User
∙ 13y ago
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As oceanic crust moves away from the mid ocean ridge it cools and becomes more dense?
As the ocean crust gets older, its density increases. This has helped the continents to stay a float on the earths upper mantle for over a billion years.
How can Humans utilize the hot water produced within the earths crust?
it can be used for power, like geothermal
What causes cracks in the earth's crust?
The crust is the thinnest part on the Earth.
Is earths outer layer called deposition?
No, deposition is like accumulation, where & how sediments settle. The outer layer is the crust.
What minerals is 99 percent of the Earth's crust made of?
SiO2 makes up around 50% of the crust in the form of many types of minerals like jasper, flint, chalcedony, opal, quartz.... There is no one mineral that makes up 99% of the earths crust
As oceanic crust moves away from the mid ocean ridge it cools and becomes more dense?
As the ocean crust gets older, its density increases. This has helped the continents to stay a float on the earths upper mantle for over a billion years.
What is beneath the earths crust that circulates like a conveyor belt?
My dick...
What is the jigsaw like parts of the earths crust called?
Tectonic Plates
What composition is earths crust?
oceanic crust is made of basalt while continental crust is made of silica rich rocks like granite.
Is the inner part of the earths crust hot melted rock?
Well, the earth's crust is like hot rock, but not melted.
How many minerals make up the earths crust and what part of the crust do they make up?
Sounds like a homework question...
Is the oceanic crust older then the continental crust?
Well, the earth was built all by itself or more preferably god made it but, the oceanic crust and the continental crust are both aged the same. Whenever this earth was created like 40,000 or billion years ago. It's really quite simple to figure it out by yourself.
How many elements make up earths crust?
How many elements make up the earths crust? The earths crust is made of many layers..You can find clay and very good soil. But that is if you dig a little way down. the earth has a center which is called the core of the earth. Inside this core is lava and is incredibly hot. Like the sun but not as hot..
What is the major heat source of earth's crust?
there are many reasons for heat in earths crust. like the friction between rock masses during movements of earths crust. there may also be heat left over from the original heat of earths interior. but the main reason for heat in earths crust is radioactive elements. they give off energy that can be absorbed as heat. some radioactive elements include uranium, thorium, and a form of potassium.
How can Humans utilize the hot water produced within the earths crust?
it can be used for power, like geothermal
How do you use earths mantle in a sentence?
Just like that. Or: One layer of the Earth's crust is the Earth's mantle.
What causes cracks in the earth's crust?
The crust is the thinnest part on the Earth.
