A pulley system is such that a person pulls down with 10 N of force to lift a 20 N object. The machanical advantage is..
(MA = Fout/Fin)
O 0.5
O 2
O
30
Please help me

Holaaa, qué tal, cómo estás?

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.