Advertisements
Advertisements
प्रश्न
Account for the two types of weathering.
Advertisements
उत्तर
Weathering may be :
- Mechanical : weathering is the disintegration of rocks by mechanical forces, without chemical changes.
- Chemical : weathering is the gradual decomposition of the rock owing to the reaction and combination of the constituent minerals of the rock with oxygen or carbon dioxide present in the atmosphere. In Chemical weathering the presence of water is essential.
संबंधित प्रश्न
People have used various farming methods to increase food production. However, in the process, they have stripped the soil of nutrients, leading to its degradation.
Can you suggest some ways by which we can reduce soil degradation?
List any three factors that affect weathering.
Which is the most important effect of weathering?
Make a chart for your classroom showing the causes of different types of weathering.
Distinguish between the Structural plain and Depositional plains.
Define weathering.
What is weathering? Illustrate the process graphically.
Rewrite the following sentence, choosing the right word from the options given below:
_______is produced by the decayed organic material, including dead leaves, stems roots, living bacteria, fungi, worms, and other organisms.
A region is having an annual mean temperature of 5°C and an annual rainfall of 1000 mm. Can you comment upon the weathering and the type with the help of the following questions? Discuss in class.
- Which type of weathering will be dominant here?
- Where will such a region be found?
Which one of the following materials is affected by hydration process?
