Lesson Plan 14: Investigating geological processes
Investigating geological processes (Page 73 of the Teacher's Pack)
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Suitable for: 11-16 years
Curriculum and learning links:
- Rock cycle, igneous rocks, heating and cooling
- State that rapid heating and cooling can cause shattering and describe how this can weather rocks
- State and explain the link between rate of cooling of an igneous rock and the size of the crystals made
Clip 37: Ash cloud - Dallas heads to Cranfield Airfield with the Natural Environment Research Council to take samples from the Icelandic ash cloud.
Clip 38: Volcanic eruption - Liz looks at the nature of the Eyjafjallajökull eruption and why it could have caused problems for aircraft.
Clip 39: Jet engines - Jem demonstrates how jet engines work and explains how volcanic dust can melt in the combustion chamber and stick to the turbine blades in a layer of molten glass.
Clip 40: Ash and aircraft - Jem explains how volcanic ash can disrupt aircraft instrumentation.