What is three pieces of evidence of the big bang theory?

The radiation that was emitted is still "visible"

The universe is still expanding

Dark matter could only be crated by an atomic collapse big enough to create or destroy a universe

answer and explanation;

composition refers to both the types of minerals within a rock and the overall chemical makeup of the rock while texture refers to the size and arrangement of the minerals or grains that make up a rock. both composition and texture can be used to classify rocks, such as igneous rocks. texture describes how the rock became solid or crystallized from liquid, melted rock. composition of a rock describes the minerals that make up a particular rock.