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Magnetic field direction.

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Q: How do rocks along the central valley of the mid-ocean ridge provide evidence of the sea-floor spreading?
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How do rocks along central valley of mid ocean ridge provide evidence of sea floor spreading?

because


How do rocks along the central valley of the mid-ocean ridge provide evidence of sea- floor spreading?

they can leave marks to prove that they have existed


What continent are around the pacific plate?

The East Pacific Rise is a site of major seafloor spreading in the Ring of Fire. The East Pacific Rise is located on the divergent boundary of the Pacific Plate and the Cocos Plate (west of Central America), the Nazca Plate (west of South America), and the Antarctic Plate.


Abyssal plains with sediments covering the seafloor igneous rocks are more extensive in the central Pacific basin than in the North Atlantic?

False.


What describes the absorption of wave energy?

Energy distributed through a dielectric, spreading outward from a central point.


How do rocks along the central valley of the mid-ocean ridge provide evidence of the sea floor spreading?

Over a long period of time things can move suck as ROCK can move in the ocean from high and low tides, pressure, and waves only up to 3 ft....


How do rocks along the central valley of the mid-ocean ridge provide evidence of sea floor spreading?

Over a long period of time things can move suck as ROCK can move in the ocean from high and low tides, pressure, and waves only up to 3 ft....


How would the history of magnetic reversals show it self on the ocean floor?

* " . . . if new sea floor acquired the present magnetic field, spreading from a central ridge would produce magnetic stripes parallel to the ridge" ~ see related link below for additional information . * Excerpt from Wikipedia


How do rocks along the central valley of the mid ocean ridge provide evidence for sea floor spreading?

because the scientists found that the farther the rocks the older the rocks were. so the youngest rocks were found near the mid-ocean ridge. this showed that sea-floor spreading took place. +++ The primary evidence is "magnetic striping": remnant magnetising by the Earth's magnetic field of the iron compounds in the basalt forming the ocean floor. The magnetic traces are parallel to the spreading-ridges, and their polarity reflect the field's periodic reversal. The further from the ridge, the older the stripes. The rock is imprinted with the magnetism as it cools below a certain point in being eruped along the ridge.


What is the evidence for the Earth's central core being solid?

The evidence is largely from the way that seismic waves travel through the earth after an earthquake.(:


How do rocks along the central valley of the mid ocean ridge provide evidence of sea floor spreading?

Over a long period of time things can move suck as ROCK can move in the ocean from high and low tides, pressure, and waves only up to 3 ft....


Sentence helps to give additional evidence for a claim or main idea?

Central idea