Which of the following statements is true?

a. both light waves and sound waves are mechanical waves.

b. both light waves and sound waves are electromagnetic waves.

c. sound waves are electromagnetic waves and light waves are mechanical waves.

d. light waves are electromagnetic waves and sound waves are mechanical waves.

Hello there..

Which of the following statements is TRUE?

D. Light waves are electromagnetic waves and sound waves are mechanical waves.

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.