Volcanic rocks of the Rift and highlands
Geography · Grade 10 · about 40 minutes
Basalt, phonolite, tuff and pumice as Kenya's everyday extrusive rocks, from Mount Kenya to the Chyulu Hills.
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- 6 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- What rocks are made of
- Rocks of Kenya and how they are dated
- Minerals that make rocks
- Classifying rocks by how they form
- How igneous rocks form
- Granite and other intrusive rocks
- Volcanic rocks of the Rift and highlands
- Igneous texture and cooling rate
- How sedimentary rocks form
- Clastic sedimentary rocks
- Limestone, coral and diatomite
- Fossils in sedimentary rock
- How metamorphic rocks form
- Marble, slate, quartzite and soapstone
- The rock cycle with Kenyan examples
- Identifying local rock samples
- Rocks as resources in Kenya
- Quarrying, communities and conservation