The correct answer is - A. Devonian.
The Devonian is one of the seven periods of the Paleozoic Era. It lasted for 50 million years, from 410 million years ago until 360 million years ago. It is the period in which the first insects evolved, the first seeded plants, as well as the first land vertebrates. This period came after the Silurian period, and was followed by the Mississippian period.
The earth rotates on its axis.
Answer:
various minerals like Olivine, Pyroxene, Amphibole, Biotite, Feldspars, Quartz and many more. Plus it also contains some volatiles and trapped gases .
Explanation:
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Answer:
three kinds of plate tectonic boundaries: divergent, convergent, and transform plate boundaries. A divergent boundary occurs when two tectonic plates move away from each other.
