[DOC] [TLE] What causes the Earth's magnetic field?| Explore | physics.org [PAR] ... planet's magnetic field is believed to be generated deep down in the Earth's 
core. ... Surrounding this is the outer core, a 2,000 km thick layer of iron, nickel, 
and ... pressure and composition within the outer core cause convection currents 
in... [DOC] [TLE] What causes Earth's magnetic field? | Reference.com [PAR] Iron is the primary constituent of the Earth's core, and it is able to spin because of 
its layered construction. Continue Reading. Keep Learning. What factors create a 
planetary magnetic field? ... Scientists believe that the core has two distinct layers
. ... Additionally, convection currents arising from the super-hot temperatures... [DOC] [TLE] Generation of the Earth's magnetic field [PAR] Mar 26, 2015 ... Although the Earth's magnetic field resembles that of a bar magnet we must ... 
The Earth is composed of layers: a thin outer crust, a silicate mantle, ... The outer 
core is in constant motion, due both to the Earth's rotation and to convection. ... 
through the existing magnetic field, an electric current is generated... [DOC] [TLE] NOVA | Magnetic Storm | What Drives Earth's Magnetic Field? | PBS [PAR] Likewise, a wire passing through a magnetic field creates an electric current 
within ... This heat drives convection cells within the liquid core, which keeps the 
liquid ... caused by the spinning Earth, the magnetic fields generated within the 
liquid... [DOC] [TLE] How does the Earth's core generate a magnetic field? [PAR] Those electric currents generate their own magnetic field, and as the result of this 
... so long as there is an energy source sufficient to maintain convection. [DOC] [TLE] Earth's magnetic field - Wikipedia [PAR] Earth's magnetic field, also known as the geomagnetic field, is the magnetic field 
that extends ..... The Earth's magnetic field is believed to be generated by electric 
currents in the conductive material of its core, created by convection currents due 
to heat escaping from the core. ..... "Solar wind hammers the ozone layer". [DOC] [TLE] Magnetic Field of the Earth - HyperPhysics [PAR] The Earth's magnetic field is similar to that of a bar magnet tilted 11 degrees from 
... of the Earth plays a part in generating the currents which are presumed to be 
the ... Convection drives the outer-core fluid and it circulates relative to the earth. 
... a charge by some interaction like friction between layers, an effective current... [DOC] [TLE] Science Flashcards | Quizlet [PAR] What happens in Earth's interior to produce Earth's magnetic field? Describe the 
layers ... A convection current is the flow that transfers heat within a fluid. [DOC] [TLE] Earth's Magnetic Field - Crystalinks [PAR] Earth's magnetic field, also known as the geomagnetic field, is the magnetic ... 
iron, sank inward, creating the layers that we know exist today - core, mantle, and 
crust. ..... The churning acts like convection, which generates electric currents and
,... [DOC] [TLE] Magnetic field, mantle convection and tectonics -- ScienceDaily [PAR] Jul 29, 2012 ... The frequent polarity reversals of Earth's magnetic field can also be ... Calculated 
current distribution of heat flow at the core-mantle boundary. [DOC] [TLE] Earth's Magnetic Field | sciphile.org [PAR] Jul 29, 2013 ... This lesson gives some information on Earth's magnetic field: the ... of a static 
magnetic field, we can again generate an electric current in the ... This situation 
occurs in the earth when convection currents of molten metal in earth's core ... 
through friction with other layers, thereby initiating an electric current. [DOC] [TLE] Why Earth's Inner and Outer Cores Rotate in Opposite Directions [PAR] Sep 19, 2013 ... Through improved computer models of the Earth's core, researchers have found 
evidence that the Earth's magnetic field controls the movement of the inner and 
outer ... Earth has multiple layers: the crust, the mantle, the liquid outer core ... 
The Earth's magnetic field  created by the convection of hot liquid... [DOC] [TLE] Question Earth-Core Convection - NuclearPlanet.com [PAR] For 70 years convection has

Question: Convection currents in this layer of the Earth generate the Earth's magnetic field
Answer: core