What kinds of distances would you choose to make measurements in millimeters

You would want to measure with millimeters if you were measuring something small such as a paperclip or a screw. There are 10 millimeters in a centimeter and about 30 centimeters in a foot. 

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.