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Geology of solar terrestrial planets

en.wikipedia.org/wiki/Geology_of_solar_terrestrial_planets

The geology of solar terrestrial planets mainly deals with the geological aspects of the four ... The Moon is similar, but lacks a substantial iron core. .... energy are slowed down so much by the a...

Why do geologist think earths core contains mostly iron - Answers.com

www.answers.com/Q/Why_do_geologist_think_earths_core_contains_mostly_iron

Other orbiting bodies contain more iron than Earth's crust does. Samples of Earth's crust contain less iron than found in meteorites, and iron is a comparatively ...

What do geologists look at for proof that Earth's core contains mostly ...

www.answers.com/Q/What_do_geologists_look_at_for_proof_that_Earth's_core_contains_mostly_iron

Why do scientist think earth's core contains iron? Samples of Earth's crust contain less iron than found in meteorites, and iron is a comparatively heavy element ...

How do scientists know that the Earth's core is made out of Iron and ...

scienceline.ucsb.edu/getkey.php?key=3318

How do scientists know that the Earth's core is made out of Iron and not another ... geologists use seismometers to measure movements in Earth's interior (e.g. ... how nuclear fusion works in stars), so it makes sense that the core is mostly iron.

core - National Geographic Society

nationalgeographic.org/encyclopedia/core/

Aug 17, 2015 ... Earth's core is the very hot, very dense center of our planet. ... Although the inner core is mostly NiFe, the iron catastrophe also drove heavy ...

What Evidence Led Scientists to Conclude That Earth's Outer Core ...

education.seattlepi.com/evidence-led-scientists-conclude-earths-outer-core-liquid-4699.html

To this day, scientists have not been able to directly observe the Earth's core, ... ... What Does a Magnetic Pole Have to Do With Plate Tectonics? Earth's ... Geologists then measure the speed of seismic waves as they travel from one seismometer to another, and ... The outer and inner core are both composed mainly of iron.

Earth Science Facts - Explorit Science Center

www.explorit.org/science/earth_science.html

earthscience, geology. ... The mass was hot and the metals were molten so the heavy metals like iron sank ... Outside the core, the largest mass of planet Earth is called the mantle and this is mostly ... How do we know what the center of Earth is like? No-one has ever penetrated Earth's mantle to reach the core to investigate ...

BBC - Earth - How we know what lies at Earth's core

www.bbc.com/earth/story/20150814-what-is-at-the-centre-of-earth

Aug 13, 2015 ... About us. Earth's interior is divided into several layers (Credit: Claus Lunau/SPL). The Big Questions · Geology ... The answer here is that it's almost certainly made mostly of iron. The core ... What makes scientists think it begins 3000km down? There's a .... "People have not been able to do t...

What is Mercury Made Of? - Space.com

www.space.com/18643-mercury-composition.html

Nov 27, 2012 ... Mercury is a terrestrial planet with a rocky surface and metallic core. ... The smallest planet in the solar system, Mercury bears a strong resemblance to Earth's moon. Like the other three terrestrial planet, Mercury contains a core surrounded by a ... Scientists think this had to do with its formation and early li...

The Earth: Differentiation and Plate Tectonics

www.indiana.edu/~geol105/1425chap3.htm

1) the inner core (mostly solid iron) ... How do we know this? ... The idea that the asteroid belt of the solar system may contain the remnants of a former ... by geologists, and differentiation caused the heavy metals (iron, nickel and related ... Just as many other things that go on in the Earth's interior, convection in its inte...

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Why do scientist think earth's core contains iron - Answers.com

www.answers.com

Samples of Earth's crust contain less iron than found in meteorites, and iron is a comparatively ... What do geologist look at for proof that earth's core contains mostly iron? Comits. 10 people found this useful. Edit. Share to: Paul Jones. 112,553 ...

How Do We Know What's in the Earth's Core? PM Explains

www.popularmechanics.com

Jun 15, 2012 ... But how exactly do you conduct research on an impenetrable, hostile ... The core's heat is mostly due to the slow decay of radioactive elements ... The molten iron outer core lies about 3000 kilometers below our feet, while ... But that doesn't mean the book is closed; geologists are still turning up surprises.

Why does the Earth have a liquid core? – Starts With A Bang

scienceblogs.com

Sep 28, 2011 ... So the Earth's core is liquid because it's hot enough to melt iron, but only ... When I think of earthquakes I think of plate tectonics. ... (Note that the fact that it is ( mostly) iron is completely irrelevant – any liquid conductor will do; ... When I took geology years ago I was surprised at how much of the E...