A teacher uses the piece of equipment above and a counter to measure background radiation. The reading on the counter tube is 34 counts per minute. The teacher puts a source of beta radiation in front of the equipment. The reading on the counter is now 468 counts per minute. Calculate how much radiation detected comes from the source of beta radiation

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.

Hahahah jsu’s hsjshshsh. shjshshshsh.