Weathering
Geography ⇒ Physical Geography
Weathering starts at 6 and continues till grade 12.
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See sample questions for grade 12
Define weathering and explain its significance in the process of soil formation.
Describe how acid rain accelerates the weathering of rocks.
Describe how temperature changes contribute to physical weathering.
Describe the process of block disintegration in physical weathering.
Describe the process of granular disintegration in rocks.
Describe the role of climate in the weathering process.
Explain how human activities can accelerate weathering processes.
Explain how lichens contribute to the weathering of rocks.
Which mineral is most susceptible to chemical weathering? (1) Quartz (2) Feldspar (3) Mica (4) Calcite
Which of the following climatic conditions favors chemical weathering? (1) Hot and dry (2) Cold and dry (3) Hot and wet (4) Cold and wet
Which of the following is a biological agent of weathering? (1) Wind (2) Water (3) Lichen (4) Ice
Which of the following is a result of chemical weathering? (1) Formation of clay minerals (2) Formation of sand dunes (3) Formation of glacial valleys (4) Formation of moraines
Fill in the blank: The loose, unconsolidated material that covers solid rock and is produced by weathering is called __________.
Fill in the blank: The process by which plant roots grow into cracks in rocks and break them apart is an example of __________ weathering.
Fill in the blank: The process by which rocks are broken down into smaller pieces without any change in their chemical composition is called __________ weathering.
Fill in the blank: The process of __________ involves the absorption of water by minerals, causing them to swell and disintegrate.
Is the following statement true or false? Biological weathering can be caused by plant roots growing into rock cracks.
Is the following statement true or false? Weathering always leads to the formation of soil.
Is the following statement true or false? Weathering can occur below the Earth's surface.
State whether the following statement is true or false: Limestone is highly susceptible to chemical weathering by carbonation.
