1.

Which best describes the compositions of layers C and D?A.C is like plastic; D is solid.B.C is liquid; D is solid.C.C is solid; D is like plastic.D.C is solid; D is liquid.

Answer»

The figure represents the LAYERS of earth. 


C depicts the mantle which is a highly viscous LAYER and is MADE up of silicon, iron, oxygen, and other MINERALS.

D represents the earth’s rocky crust which is a solid layer made up of oxygen, iron, silicon, aluminum, granite, dense iron magnesium silicate igneous rocks etc.


Hence the answer is Option B - C is liquid; D is solid.



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