Weathering (AQA A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does 'in situ' mean in the context of sub-aerial weathering?
What does 'in situ' mean in the context of sub-aerial weathering?
Rock breaks down in its original position
What are the three main categories of sub-aerial weathering?
What are the three main categories of sub-aerial weathering?
Mechanical, biological & chemical
By approximately what percentage does water expand when it freezes during freeze-thaw weathering?
By approximately what percentage does water expand when it freezes during freeze-thaw weathering?
10%
What two conditions are required for freeze-thaw weathering to be effective?
What two conditions are required for freeze-thaw weathering to be effective?
Water supply & temp. changes around 0°C
What is another name for the pressure release weathering process?
What is another name for the pressure release weathering process?
Dilation
Which organism bores into rock using adapted shells, particularly in chalk geology?
Which organism bores into rock using adapted shells, particularly in chalk geology?
Piddock
Which rock types are particularly vulnerable to the solution weathering process?
Which rock types are particularly vulnerable to the solution weathering process?
Limestone and chalk
What visible sign indicates that oxidation weathering has occurred on iron-rich rocks?
What visible sign indicates that oxidation weathering has occurred on iron-rich rocks?
Brownish or yellowish staining
What compound is produced when carbonic acid reacts with calcium carbonate during carbonation?
What compound is produced when carbonic acid reacts with calcium carbonate during carbonation?
Calcium bicarbonate
What industrial gases cause acid rain that accelerates coastal weathering?
What industrial gases cause acid rain that accelerates coastal weathering?
Sulphur dioxide & nitric oxides