Question

Distinguish between the following. 1.crust and core 2.sial and sima
3.rocks and minerals
4.intrusive and extrusive rocks
Please answer these questions

Answer 1

crust and core: outer one is the crust which solid and it float in mantle. craft it is innermost part made up of nickel and iron.

sial and Sima: sial is composed of silicon and Aluminium. it is upper layer which cover over the Earth crust. Sima is composed of silicon and magnesium. this is second layer below serial and it Ocean base is otherwise also known as oceanik crust.

difference between Rock and mineral.a mineral is solid formation that occurs naturally in earth. while rock is solid of combination of more than one mineral

sorry thostho i can't type your last question