GEOLOGY

EARTH SCIENCE

TECTONICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The plate movement where the weight of a dense subducting plate pulls the trailing slab into a subduction zone.
A
convection currents
B
ridge push
C
slab pull
D
ridge pull
Explanation: 

Detailed explanation-1: -Slab pull is a geophysical mechanism whereby the cooling and subsequent densifying of a subducting tectonic plate produces a downward force along the rest of the plate.

Detailed explanation-2: -The weight of a subducting plate helps pull the trailing lithosphere into the subduction zone in a process called slab pull.

Detailed explanation-3: -The weight of a subducting plate helps to pull the lithosphere into a subduction zone in a process called ridge push.

Detailed explanation-4: -Slab pull is a force that results from denser oceanic plates sinking beneath less dense continental plates along convergent boundaries and subduction zones. The gravitation force of the sinking oceanic plate drags the rest of the oceanic plate along with the portion experiencing slab pull.

Detailed explanation-5: -When tectonic plates converge, one plate slides beneath the other plate, or subducts, descending into the Earth’s mantle at rates of 2-8 centimeters (1–3 inches) per year.

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