World Geography
Who put forward the Gaseous Hypothesis theory of origin of earth?

James Jeans
Chamberlin
Kant
Laplace

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World Geography
The modern theory of plate tectonics states

the creation of oceanic crust and the drifting of continents
All of these
the convention currents within the earth's mantle cause the creation of new oceanic crust at the mid
that the oceanic crust is destroyed at areas where this crust type becomes subducted under the light

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