Earth Science Quarter 2 – Module 2: Earth’s Internal Heat SourcesLast updated on May 17, 2021 SHS Earth ScienceRelatedEarth Science Quarter 2 – Module 1: WeatheringEarth Science Module 5: Important Minerals to SocietyEarth Science Quarter 2 – Module 8: Movement of PlatesEarth Science Module 4: Classification of RocksEarth Science Module 7: Formation of Fossil Fuels