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Describe how the polarity of earth's magnetic field is recorded in the sea floor?
The position of Earth's magnetic field changes over geologic time, pole is located near Earth's North Pole, a condition called normal polarity.
What happens to metamorphic rock?
It is changes over time
How has the amount of earths radioactive isotopes changed over time and why has it changed?
They have been slowly declining over time because they decay, eventually becoming stable isotopes of other elements.
What happens to particles in a suspension over time?
dispersed phase.
Do iron rich rocks have reversed polarity or no magnetic proparty?
Iron-rich rocks can exhibit both normal and reversed magnetic polarity. When these rocks cool and solidify, the minerals containing iron align with the Earth's magnetic field. Over time, the Earth's magnetic field can reverse, causing the mineral alignment to also reverse, resulting in rocks with reversed polarity.
What happens when earths plate collide?
Over time, they form a mountain range
What is it called when the earths poles switch positions over time?
The phenomenon you're referring to is known as geomagnetic reversal or magnetic pole reversal. This occurs when the Earth's magnetic field flips its polarity, causing the magnetic north and south poles to switch positions.
What is the significance of the patterns of offsets along the mid-ocean ridge?
the matching patterns on either side of the mid-ocean ridge could be explained by new ocean crust forming at the ridge and spreading away from it as ocean crust forms it obtains the polarity of the earth's magnetic field at that time over time the strength of the earths magnetic field changes when new ocean crust forms at the center of the spreading it obtains a new kind of magnetic polarity over time a series of magnetic ''stripes'' are formed
What happens to the air over the sea during night time?
hagu falls to earths surface and every one dies because of its smell. then the imam coms and eats it with ponir
How do foothills change over time?
When earths plates collide together
Will the polarity of the earths magnetic field change in 2012?
There is no scientific evidence to suggest that the polarity of Earth's magnetic field will change in 2012 or any time soon. The Earth's magnetic field has undergone numerous reversals throughout its history, but these events occur over thousands of years, not within a single year.
Why does the earths magnetic field change over time?
The Earth's magnetic field changes over time because that is the way that God makes it.
What is the geomagnetic reversal time scale?
The geomagnetic reversal time scale has patterns of polarity. It is the pattern of alternating and reserved polarity in rocks.
Describe how the polarity of earth's magnetic field is recorded in the sea floor?
The position of Earth's magnetic field changes over geologic time, pole is located near Earth's North Pole, a condition called normal polarity.
What are facts about earths magnets?
Earth has a magnetic field that is generated by the movement of molten iron in its outer core. This magnetic field helps protect our planet from harmful solar radiation and guides compass needles to point north. The strength of Earth's magnetic field has been decreasing over time and periodically reverses its polarity.
What happens to metamorphic rock?
It is changes over time
What happens to a dune over time?
A dune will disintegrate.
