Earthquakes IB SL. What Are They? Earthquakes are a sudden, violent shaking of the Earth’s surface. Earthquakes occur after a build-up of pressure causes.
PLATE TECTONICS
1A2 Geography 9 th February 2015 Objectives: To review the interior structure of the Earth, plate boundaries, and volcanic activity.
The Internal Processes
Mountains
Key Questions: How do earthquakes happen? How are they measured?
September 26, 2013 Lesson on: Volcanoes Learning: To describe the key features of a volcano.
