Question

Slate is a fine grained rock composed of tightly packed layers. Most slate was originally some type of shale. What process formed slate?
A.erosion
B.metamorphism
C. sedimentation
D.volcanism

Answer 1

Answer:

Metamorphism process forms slate.

Explanation:

• Slate is a sedimentary rock that is the combination of clay and volcanic ash.
• The factors like heat, pressure, natural agency etc. alters the composition of rock, this process alteration is known as the metamorphism process.
• The main types of metamorphism process can be stated as:  Contact, Regional, and Dynamic metamorphism.
• Regional metamorphism is the specific process that forms a fine grained slate.