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प्रश्न
In which regions will freeze-thaw weathering not be effective?
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उत्तर
Freeze-thaw weathering will not be effective in the cold polar regions as the soil cover and rocks are very little on the polar areas and moreover, there is snow everywhere.
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संबंधित प्रश्न
Assertion (A): In areas of high rainfall, slides are very common.
Reasoning (R): Types of mass wasting movements are dependent on a region's climate.
A: Freeze and thaw weathering is common in desert areas.
R: Water gets into cracks and breaks the rocks.
Identify the correct group:
Draw a neat and labelled diagram of Freeze and thaw weathering
Draw a neat and labelled diagram of Block disintegration.
Answer in detail:
Explain with examples the process of weathering happening in Konkan.
Can animals and plants also influence weathering? Will that be physical or chemical weathering? Which type of weathering does stone quarrying cause?
See the diagram and answer the following questions:
- Which rock layer has experienced the most weathering?
- Which rock layer has experienced the least weathering?
- What could be the reason behind the difference in weathering?
The satellite images are given in figure A and B belong to the same location but a different timeline. Study the images and answer the following questions.
Figure A
Figure B
- Compare the images and tell what differences do you find in these images.
- In 2019 what does the patch of land going from north-west to south-east signify? Why was it not there in the 2011 image?
- To what extent is the climate of the place responsible for this disaster?
- Which other factors are responsible for the disaster?
Study the following schematic diagram. It shows the relationship between the speed of material and moisture content. Read the index, and answer the following questions:
- Fast
- Slow
- Dry
- Wet
- Creep
- Slide
- Fall
- Flow
Question:
- What will happen when the weather conditions are dry?
- When will a flow occur?
- When will a creep occur?
- Now can you enumerate the factors which affect mass wasting?
