How does a steam engine do work?

(a) steam enters a cylinder and pushes a piston.

(b) steam expands and spins an axle.

(c) steam turns a turbine.

(d) steam causes wheels to turn.

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.

A. to determine if humans can explore mars safely

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