At constructive plate boundaries, like ____ ridges, ridge ____ results from ____ in the mantle. As magma rises to form ____ crust, it exerts lateral ____, pushing tectonic plates ____. This force, combined with the ____ of newly formed crust, drives ____ plate movement. The continuous ____ away of plates causes tensional stress, leading to faulting and ____. Additionally, as ____ reaches the surface, ____ activity ensues, creating new oceanic crust.

Processes at constructive plate boundaries

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