Kinds of Mass Movement (Grade 11 NSC Matric Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What force causes weathered material to shift and travel down slopes in mass movement?
What force causes weathered material to shift and travel down slopes in mass movement?
Gravity
How does water contribute to mass movement processes?
How does water contribute to mass movement processes?
It lubricates particles, reducing resistance
On what minimum slope angle are rockfalls most frequent?
On what minimum slope angle are rockfalls most frequent?
Greater than 40 degrees
What are talus slopes?
What are talus slopes?
Collections of fallen rocks at cliff bases
How do landslides differ from rockfalls in their movement pattern?
How do landslides differ from rockfalls in their movement pattern?
Entire masses move as single, cohesive units
What distinctive characteristic defines slumps?
What distinctive characteristic defines slumps?
Loose material follows a curved pathway
What is the maximum speed that mud flows can travel?
What is the maximum speed that mud flows can travel?
200 kilometres per hour
What is the typical rate of soil creep movement?
What is the typical rate of soil creep movement?
Less than 1 centimetre per year
Which feature is evidence of soil creep?
Which feature is evidence of soil creep?
Terracettes on hillsides
According to the classification system, which are examples of fast mass movements?
According to the classification system, which are examples of fast mass movements?
Rockfalls and landslides