Welcome to your Grade 8 Social studies chapter 1
After carefully reading the following 30 questions, choose the correct answer.
1.
Which force is responsible for the formation of ups and downs on the earth's crust from the inside?
2.
What is the term for the bending of rock layers due to earth movements from one or two sides?
3.
In which type of fold do all rock layers bend in the same direction?
4.
If the layers of rock bend upward during folding, it is called a/an:
5.
Fold mountains are usually formed from which type of rocks?
6.
Which of the following is a major Fold Mountain located in North Africa?
7.
The process of breaking or fracturing of rock layers due to tension or compression is:
8.
Which type of fault is formed when a force of tension pulls rocks apart?
9.
Block mountains are also known as:
10.
The East African Rift Valley is a prominent example of landforms formed by:
11.
What is the molten rock called when it is still inside the earth's crust?
12.
A basin-shaped volcanic depression that is much larger than a crater is called a:
13.
Which of the following is an example of an intrusive volcanic landform?
14.
The point on the earth's surface directly above the focus of an earthquake is the:
15.
Which instrument is used to record the intensity of an earthquake?
16.
The Ring of Fire is located along the edges of which ocean?
17.
Which external force involves the wearing away of the earth’s surface by natural agents?
18.
Mechanical weathering that occurs when rocks expand and contract due to temperature changes is called:
19.
Stalactites and stalagmites are landforms created by:
20.
The movement of broken rock and soil particles by running water or wind is known as:
22.
In which layer of the atmosphere does almost all weather occur?
23.
The ozone layer, which protects us from ultraviolet rays, is found in the:
24.
Which layer is the coldest layer of the atmosphere?
25.
What is the average of weather conditions over a long period of time (30 years or more)?
26.
Which of the following is an element of weather and climate?
27.
The instrument used to measure air pressure is the:
28.
What type of rainfall occurs when warm, moist air is forced to rise over a mountain range?
29.
Which agro-climatic zone in Ethiopia is the coldest and has the highest altitude?
30.
The "Bereha" traditional agro-climatic zone in Ethiopia is characterized by:
