Question

What determines the composition of a rock?
a. texture it has
c. minerals it is made of
b. deposition that occurs
d. weathering of nearby rocks?

Answer 1

The minerals that make up rocks have defined chemical compositions and rigid atomic structures. When sunlight strikes the rock's surface, the composition and atomic structure of the different minerals control the wavelengths they absorb or reflect.

Answer 2

The composition of a rock is determined by the   minerals it is made of . Correct answer: C. Almost all rocks made of minerals, but different rocks contain different mixtures of minerals. There are three main groups of rocks: sedimentary, igneous or metamorphic.