Friday, May 26, 2006
geog worksheet on weathering of rock with tree growing in it
i)
- Seeds germinate in cracks of rocks to produce plants that extend their roots
- Root systems prise apart adjoining blocks; physical weathering and chemical weathering
- Creates passages for animals
- Tropical rainforest, dense vegetation cover retains rainwater, chemical weathering
- Decaying vegentation releases humic acids, chemical weathering
ii)
- Exfoliation/insolation weathering
- Single exfoliation shell developed on boulder, large diurnal temperature range as in hot desert
- Layered appearance, joints are parallel to the surface, exfoliation
- Rounded smooth boulder, weathered product
Hello, I have free time and since the relief Geog teacher is not the best teacher ever, I have resorted to typing out the answers for your Geog worksheet, lovingly copied by Peiyu!
See I am so awesome, I even dedicate my time at IMCB to typing such things for our class! posted by ... at 2:00 PM
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