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How hot is the core and mantle of the earth?

Let’s learn how hot is the core and mantle of the earth. The most accurate or helpful solution is served by Yahoo! Answers.

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How do we know that earth is really made up of core,mantle and crust know about the volcanos etc,but how sure

yes i know that scientist say that earth is hot from inside by seeing the volcanos lava and other planets in solar system.in our elementry books it is said that earth is made up core mantle crust.but we can cannot make firm theories by just looking at...

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We know that the earth is made up of core, mantle, and crust based on scientific evidence and in part...

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How do geologists study each of earth's crust,mantle and core thickness?

it's reading assignment so please tell me how do geologists study abot earth's crust mantle and core thickness what length they are? i think it's to hot to go down there ...show more

Answer:

It is too hot to go down there. We study the interior of the earth via seismic waves, usually caused...

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What keeps the earth's mantle and core hot?

Heat always dissipates, correct. So why is the inside of the earth still hot? The sun has nuclear reactions fueling it, but what does earth have?

Answer:

The two things which keep earth warm are remnant heat of formation and nuclear decay of radioactive...

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How do people know tht their is a core,innercore,crust and mantle inside the earth?

how could they know it?they don't even go "inside" the earth,are they telling the truth?

Answer:

I know this is long, but your question requires a complex answer. We have a pretty good idea from a...

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How did the core/mantle/crust structure of the earth evolve?

Does anyone know what site i could find a convection model---which explains the process of convection as it is thought to occur on the earth?

Answer:

It's either God created it or it created itself. After the big bang, matter might have packed and packed...

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Would Earth's diameter be less if the current liquid mantle turned solid all the way to the core?

If I understand correctly, liquid state matter occupies more space compared to solid matter. So, if the Earth's liquid mantle (or lava) were to somehow solidify and be compacted all the way to the iron core, would the overall earth's diameter decrease...

Answer:

i think you answered the question yourself! the solid would be more dense and take up less space, so...

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What is a good metaphor fro planet Earth?? like refering to the crust, mantle inner and outer core?

I need a few answers please, i need them for school, so i need ones for earth like reffering to the crust, mantle, inner and outter core

Answer:

think of a peach. skin, fleshy(tasty, mmm), the pit which encases the seed.

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How do we know that the crust, the mantle, outer core and inner core makes up the Earth, when nobody has been down there?

Answer:

"The inner core and crust are solid; the outer core and mantle layers are plastic or semi-fluid...

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