Welcome to your Grade 12 Geography chapter 1
After carefully reading the following 30 questions, choose the correct answer.
1.
Which theory suggests that the present continents were once part of a single landmass called Pangaea?
2.
What is the steepest angle at which volcanic debris remains stable without sliding downhill?
3.
Which volcanic landform is a large, basin-shaped depression formed after a magma chamber drains and the cone collapses?
4.
What type of intrusive igneous rock forms a near-horizontal sheet between two existing rock layers?
5.
In which course of a river are V-shaped valleys and gorges typically formed?
6.
What is the term for a crescent-shaped lake formed when a river meander is cut off?
7.
Which wind-formed feature is a hill with the shape of a crescent or quarter moon?
8.
What is the primary controlling factor for the process of mass wasting?
9.
A triangular piece of land found at the mouth of a river is known as a:
10.
Which coastal feature is an area of salt water separated from the sea by loose sand banks?
11.
What are fingers of land that jut out into a river valley, forcing the stream to flow around them?
12.
Which intrusive feature is described as a very large dome-shaped intrusion extending over hundreds of square kilometers?
13.
What is the point where a tributary joins the main river called?
14.
Which fertile desert soil is deposited by the wind?
15.
At what slope angle range do materials typically remain firm, depending on particle size and shape?
16.
Which type of plate movement refers to plates sliding past one another?
17.
What are fast, turbulent sections of a river where the bed has a relatively steep gradient?
18.
Which feature is formed when a river flows over a hard rock layer that resists erosion while soft rock is eroded quickly?
19.
What is the process of winding or zigzag movements of a river?
20.
Which volcanic hill is composed mostly of cinder-sized pyroclastics?
21.
What is the term for a low-lying flat plain along the lower course of a river formed by sediment deposition?
22.
Which coastal feature is a narrow deposit of sand attached to land at one end and moving into the sea at the other?
23.
What are the three main factors causing mass wasting?
24.
Which landform results when part of the magma solidifies within the crust?
25.
What term describes the study of the movements of plates and landforms?
26.
Which river landform is described as a narrow and steep-sided valley shaped like a letter in the upper course?
27.
What name is given to little hills of sand formed when sand collects around obstacles like rocks?
28.
In which country are there large loess deposits mentioned in the text?
29.
What is the term for a valley with nearly vertical rock walls that is deep and narrow?
30.
Which of the following is NOT an intrusive igneous rock mentioned?
