Earth Science Quarter 2 – Module 3: Endogenic Processes: Plutonism and VolcanismLast updated on May 17, 2021 SHS Earth ScienceRelatedEarth Science Module 4: Classification of RocksEarth Science Quarter 2 – Module 12: Describe How Index Fossils (also known as guide fossils) are used to define and identify subdivisions of the Geologic Time ScaleEarth Science Quarter 2 – Module 6: Seafloor SpreadingEarth Science Quarter 2 – Module 2: Earth’s Internal Heat SourcesEarth Science Quarter 2 – Module 10: Different Methods of Determining the Age of Stratified Rocks