At an air show a jet flies directly toward the stands at a speed of 1200 km/h, emitting a frequency of 3500Hz, on a day when the speed of sound is 342 m/s. What frequency is heard

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.

Ibelieve the answer is d. densityhope my answer has you : )