Rajiv puts a piece of wood on a pivot. He adds weight at different distances from the pivot until the wood balances. Weight B is heavier than weight A. Explain why Rajiv moved weight A nearer to the pivot.

Isuck at math i am no sorry

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.

Sound energy is produced when an object vibrates. examples are 1- a balloon popping2-a whistle3- a waterfall