a doctor has prescribed a corrective lens of power +1.5D . find the focal length of the lens . is the prescribed lens diverging or converging??

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.

The answer is a) taiga because taigas are cold

B) erini just took the test and it is correct