Comprehensive guide to the three types of rocks - igneous, sedimentary, and metamorphic. Learn formation processes, identification tips, real-world examples, and how they transform in Earth's rock cycle. Perfect for students and geology enthusiasts.
Discover why tectonic plate counts range from 7 to 50+. Explore major/minor plates classifications, scientific debates, and why earthquake predictions depend on accurate plate mapping. Updated with 2023 geological consensus.