Gurmeet singh Asked a Question
July 27, 2020 11:51 pmpts 30 pts
causes of plate motion (iv) Gravity : Ridges are close to isostatic equilibrium but sinks are characterised by topogiap trenches which shows the largest negative gravity anomalies. The gravitational difference may au building that ca to the plate motion.
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  • Rahul pandey Best Answer
    Ridges are considered as +be gravity anomaly places because of higher lithospheric thickness than usual whereas trenches are considered as -ve gravity anomaly places because of les...
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  • Sajan sarthak sahoo thankyou
    1.As fresh magma wells up at mid-ocean ridges to form new young, oceanic lithosphere, a higher elevation is formed at spreading ridges. 2.The new oceanic crust gradually cools an...
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