land a) ·aley wster moving drough deep pa of ement of ieon and elestrical caent

Question

land a) ·aley wster moving drough deep pa of ement of ieon and elestrical caent withi arth's ouer o d) aligned magetic minerals widis Earth's inner o companying figrs,c etter b over the youegest b) 1B d) none of these d) D e) E As the plases move apert selid lhosphene move spwad into the Submarws form new Occa 36. What testure is displayed by the igs ock in th photegraph? a) vesicles b) breccia d) A rift rus along the axis of mid- d) glassy e) mone of these occan ridges because of moveent the plates divege fom each other 41. On this map of the Sosth Alatic, which b) B c) C d) D

Explanation / Answer

1. Answer (34 Question): C

C i.e the magnetic field of the earth is generated by the convecting magma in outer core

explanation : to understand the magnetic field of the earth we have to imagine a circular close wire in which current is flowing as we know moving charge particle generate magnetic field and similar scenario happen in the outer core of earth where due to convection lot of charge particle move in circular fashion and generate magnetic field of earth.

2. Answer (question 35) : C

C i,e point C is in youngest oceanic crust

explanation: The picture shows the mid-oceanic ridge it is part of the earth where new basaltic lava continuously erupt and latter on cooling form the new oceanic crust as we move away from the Mid-oceanic crust the crust become older and older since in diagram the point C is on mid oceanic ridge it has youngest oceanic crust and then followed by B and D and oldest is A.

3 Answer ( question 36): A

A that is Vesicles texture

explanation: the name of the rock is pumice which shows vesicles texture it formed when air molecule trapped in the high viscous lava escape they form vesicles.

4. Answer ( question 36): not visible

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