Plate tectonics states that.
Magnetic surveys of the ocean floor reveal.
The concept of seafloor spreading states that.
Mapping of variation over an area is valuable in detecting structures obscured by overlying material.
Seafloor is created at mid ocean ridges and destroyed at deep ocean trenches.
Alternating stripes of normal and reversed polarity paralleling the mid atlantic ridge.
B thin oceanic crust composed of basaltic rocks.
The magnetic variation in successive bands of ocean floor parallel with mid ocean ridges is important evidence supporting the theory of.
Magnetic surveys of the ocean floors reveal a alternating stripes of normal and reversed polarity paralleling the mid atlantic ridge.
Newly formed mineral grains on the ocean floor are magnetized according to the new orientation of the magnetic field.
Seafloor is created at mid ocean ridges and destroyed at deep ocean trenches.
Magnetic surveys of the ocean floor reveal.
Plate tectonics states that.
Magnetic surveys of the ocean floor reveal.
These patterns were unlike any seen for continental rocks.
In geophysics a magnetic anomaly is a local variation in the earth s magnetic field resulting from variations in the chemistry or magnetism of the rocks.
In a reconstruction of earth s geologic past the continents of africa and south america fit best along the.
Among the new findings was the discovery of zebra stripe like magnetic patterns for the rocks of the ocean floor.
Alternating stripes of normal and reversed polarity paralleling the mid atlantic ridge.
Magnetic surveys of the ocean floor reveal.
C that reversed polarity is rare.