Question

2. Rocks which are hard and resistant in nature are known as
(a) sedimentary rocks
(b) metamorphic rocks
(c) igneous rocks
(d) plastic rocks
3.Innermost shell of the Earth's called as
(a) crust
(b) core
(c) Sima
(d) mantle
4. The continental crust is composed of silicon and aluminium known as
(a) SIAL
(b)SIMA
(c) MAFIC
(d) NIFE
5. The process of change of one form of rock into another is known as
(a) rock conversion
(b) change of rock
(c) rock cycle
(d) rock shifting


Choose the correct option ​

Answer 1

Answer:

1. igneous rock

2.core

3. SIAL

4.The three main rock types are igneous, metamorphic and sedimentary. The three processes that change one rock to another are crystallization, metamorphism, and erosion and sedimentation. Any rock can transform into any other rock by passing through one or more of these processes. This creates the rock cycle.