Igneous rocks are formed Group of answer choices 1. through the freezing or crystallization of a melt.2. by changing existing rock by the application of heat and pressure.3. by depositing loose material into layers.4. by chemically precipitating from solutions.

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals

Why might a single rock layer exhibit different types of sedimentary rocks within it? view available hint(s) why might a single rock layer exhibit different types of sedimentary rocks within it? such a rock layer, termed a facies, when traced laterally represents a variety of depositional environments that formed in a sequence over time. such a rock layer, termed a facies, when traced laterally represents a single depositional environment that formed over time. such a rock layer, termed a facies, when traced vertically represents a variety of depositional environments that formed at the same time across a broad area. such a rock layer, termed a facies, when traced laterally represents a variety of depositional environments that formed at the same time across a broad area. such a rock layer, termed a facies, when traced vertically represents a variety of depositional environments that formed in a sequence over time.

Identify the youngest layer in the figure ( have to click one letter)