Updated February 2006
Numbers relate to 70min periods - there is flexibility to spend more (or less) time on some of these topics.
| 1 | Introduction to Earth Structure.
Evidence for continental drift and plate tectonics. Theories of Alfred Wegener & work of Harry Hess: Sea Floor Spreading |
| 2 | Types of plates. Locating
plates. Plate map - identification of plates Major and minor plates Direction and rate of movement |
| 3 | Types of plate
boundaries: constructive, destructive, conservative, collision Examples of each one... Flash animations being used... Ocean Ridges - Beniof Zone |
| 4 | Hotspots: Hawaii. Oceanic
features. Island Arcs. Guyots, Sea Mounts How can volcanoes occur away from the plate boundaries
|
| 5 | Features found at plate
boundaries. Fold mountains. Old fold mountains and new fold mountains
|
| 6 | Distribution of volcanic
activity. Examine the pattern of volcanic activity. |
| 7 | Extrusive activity:
types of volcanic activity. Types of cone. Relationship to lava type. Explanation of different lava types.
|
| 8 | Case Study: Extrusive
landforms
|
| 9 | Intrusive activity -
terms: country rock, intrusions, plumes, dykes, sills, batholiths,
laccoliths
|
| 10 | Case Study: Intrusive
landforms on Dartmoor and the Great Whin Sill
|
| 11 | Economic benefits of
igneous activity:
|
| 12 | Weathering. Introduction to
processes.
|
| 13 | Chemical weathering processes Peltier diagram: explanation of mechanisms of weathering
|
| 14 | Physical and biological
weathering processes
|
| 15 | Limestone Landscapes
|
| 16 | Granite Landscapes
|
| 17 | Impact of tectonic activity
|
| 18 | Benefits of Tectonic activity |
| 19 | MONTSERRAT - Volcanic island |