Answer:
In its most general sense, the term "world" refers to the totality of entities, to the whole of reality or to everything that is. The nature of the world has been conceptualized differently in different fields. Some conceptions see the world as unique while others talk of a "plurality of worlds".
Answer:
Shale.
Explanation:
It is composed of silt or clay that has been compacted or squeezed together to form a solid rock.
