[DOC] [TLE] How do scientists know that the Earth's core is made out of Iron and ... [PAR] A second reason is that Fe is by FAR the most abundant metal in the ... magnetic 
metals however there are several reasons to believe that the core is made of ... 
the elements will separate depending on their density the heavy ones to the ... 
must compose the Earth; an iron core just happens to estimate Earth's mass the 
best. [DOC] [TLE] What Is Earth's Core Made of? | Wonderopolis [PAR] These metals can, of course, be found on the surface of Earth in solid form. ... 
Although the iron in the inner core is even hotter (10,000 F or more  as hot as 
... Some scientists even believe Earth's inner core rotates faster than the rest of ... 
in) cause our planet is made from meteors, and it is a heavy metal so we why not
? [DOC] [TLE] Why does the Earth have a liquid core?  Starts With A Bang [PAR] Sep 28, 2011 ... More . If you ever drop your keys into a river of molten lava, let 'em go, ... stars 
died that these heavy elements were recycled back out into the Universe, ... 
earthquakes: the primary compression wave, known as the P-wave, which ... So 
the Earth's core is liquid because it's hot enough to melt iron, but only... [DOC] [TLE] Inner core - Wikipedia [PAR] The Earth's inner core is the Earth's innermost part and according to 
seismological studies, ... Iron can be solid at such high temperatures only 
because its melting ... at the inner core boundary produces a residual liquid that 
contains more light ... Wikibook Historical Geology has a page on the topic of: 
Structure of the Earth... [DOC] [TLE] core - National Geographic Society [PAR] Aug 17, 2015 ... Earth's core is the very hot, very dense center of our planet. ... One of the most 
bizarre ways geoscientists study the core is through geoneutrinos. ... and 
compression of space rocks) caused the ball to get even hotter. ... Droplets of iron
, nickel, and other heavy metals gravitated to the center of Earth,... [DOC] [TLE] Why is the earth's core so hot? And how do scientists measure its ... [PAR] There are three main sources of heat in the deep earth: (1) heat from when the ... 
up the approximately 35 percent of the mass of the planet present in the core. ... 
at high pressure, we could pin down the temperature of the Earth's core more... [DOC] [TLE] The Earth's Layers Lesson #1 [PAR] Many geologists believe that as the Earth cooled the heavier, denser ... (rock- 
basalts and granites) and the core consists of heavy metals (nickel and iron). The 
crust is the layer that you live on, and it is the most widely studied and understood
. [DOC] [TLE] Meteorites, Impacts, & Mass Extinction - Tulane University [PAR] Dec 1, 2014 ... ... Earth. They are the most common type of meteorite, although because they ... 
Stony meteorites are composed mainly of the minerals olivine, and pyroxene. ... 
Iron meteorites give us a clue to the composition of the Earth's core. .... through 
the atmosphere, and thus would impact the Earth with high velocity. [DOC] [TLE] How Volcanoes Work - Earth's Internal Heat, Energy, and Interior ... [PAR] The Earth's internal heat source provides the energy for our dynamic planet, 
supplying it ... Most scientists believe that our solar system evolved from the 
accretion of solid ... of extraterrestrial impacts, increasing its mass with each 
bombardment. ... The composition of these colliding bodies would have included 
metal-rich... [DOC] [TLE] Chapter 7 [PAR] Virtually all of our planet's mass is contained within the surface and interior. ... At 
most coastal locations on Earth, there are two low tides and two high tides each 
day. ..... stays warm mainly because the glass prevents convection from carrying 
heat .... Most geologists believe that S-waves are absorbed by a liquid core at the
... [DOC] [TLE] The

Question: Most geologists believe the earth's core to be mainly a heavy compressed lump of this metal
Answer: iron