Geologic Principles and Laws

  Geologic Principles and Laws Geologic Principles are fundamental rules or laws which guides a geologist on how to properly read rocks which are the pages of the book of Earth’s history. These principles aid geologist place events in Earth’s history in their proper chronological order. Listed below are some Read more…

How does Rock Cycle work?

  Rock Cycle The Earth changes because of its internal and external heat engines. If the Earth’s engine stopped working and tectonic forces stopped operating, the external engine plus gravity would have levelled the continents to sea level long ago. Resulting sediments would have been deposited on the seafloor. Solid Read more…

The Geologic Time Scale

The Geologic Time Scale

Volcanic eruptions, glaciation, tectonic collisions and mountain building have all occurred many times in various places on earth. What information do we have today that tells us of these events? The rocks themselves! Fossils of organisms are evidence of these occurrences by studying the characteristics of layered rocks and changes Read more…