Sedimentary rock.
- Rocks on the earth's surface are worn down over time.
- Some broken pieces of rock make their way down to the sea.
- They become compressed and cemented and mixed with dead sea creatures.
- They form layers.
- Example Limestone,Sandstone
JC Geography3,676 followers5 questions66 posts
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Mass Movement - the movement of regolith down a slope due to gravity.
Regolith - loose material such as soil, rocks and mud. (Produced when rocks have been weathered and eroded).
Factors affecting Mass Movement
1. Gradient (slope)
- the steepness of the slope.
- the steeper the slope, the faster the movement of regolith.
2. Water (rain)
- water makes regolith heavier causing it to move downwards faster
- water acts as a lubricant causing it to move downwards easier.
3. Human activity
- building roads, quarrying, construction can all make the land unstable and cause mass movement.
4. Vegetation (plants/trees)
- the... (More)
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JC GeographyWeathering is the breaking down or dissolving of rocks and minerals on Earths surface.
