I really need help John's mass is 55kg when he is standing on the edge of a diving
board 24m high. a. Find his mechanical energy.

What is it?

Where is the diagram? you need to be more specific in your question so we can you

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.