Causes and Effects Earthquakes

Q. The is the layer of the Earth which has the highest temperature.

1. crust
2. mantle
3. outer core
4. inner core

Q. From which point, the earthquake waves are generated?

1. Focus
2. Epicenter
3. Solid inner core
4. Pole

Q.

Question 8

The outermost layer of the earth is called
(a) mantle
(b) outer core
(c) crust
(d) inner core

Q.

Which of the following can occur as a result of an earthquake?

1. Floods

2. Landslides

3. Tsunamis

4. All of these

Q. Tremors that have occurred in Earth's crust are known as __________.

1. tornado
2. earthquake
3. volcanic eruption
4. cyclone

Q. The Earth's consists of tectonic plates that are continuously drifting.

1. mantle
2. crust
3. inner core
4. outer core

Q. Which one of the following statements is incorrect?

A. The crust of the Earth is made of comparatively lighter rocks than that of mantle.
B. The crust of the Earth is made of number of plates.
C. Continental plates are comparatively thinner than that of oceanic plates.
D. Movement of tectonic plates is caused by convection currents taking place in the mantle.
E. None of these.

Q. How do earthquakes occur(explian in short)

Q.

Which amongst the following are the effects caused by an earthquake?

1. Floods

2. Landslides

3. Tsunamis

4. Rainfalls

Q.

In which of the following layers of the earth does the tremors occur which are responsible for an earthquake?

1. Crust

2. Mantle

3. Outer core

4. Inner core

Q. Identify the causes of an earthquake.

1. Volcanic eruption
2. Underground nuclear tests
3. Fire accidents
4. Movement of the earth's plates

Q. The is the layer of the Earth which has the highest temperature.

1. crust
2. mantle
3. outer core
4. inner core

Q. How the earth quakes come and why it will come

Q. Mountains can be formed as a result of Earth's tectonic plates colliding with each other.

1. False
2. True

Q. The point vertically above the focus of an earthquake is:

1. Epicentre
2. Focus
3. Tectonic plate
4. Fault point

Q. In which of the following layers of the earth do the earthquake originate?

1. Crust
2. Outer core
3. Inner core
4. Mantle

Q. The occurrence of an earthquake can be predicted precisely.

1. True
2. False

Q. Identify the causes of an earthquake.

1. Volcanic eruption
2. Underground nuclear tests
3. Fire accidents
4. Movement of the earth's plates

Q.

Which of the following layers of the earth has the highest temperature?

1. Crust

2. Inner core

3. Mantle

4. Outer core

Q. Arrange the following layers of the Earth from the outermost surface to the centre.

1. Outer core
2. Mantle
3. Crust
4. Inner core

Q. Earthquakes can be caused by underground explosions.

1. False
2. True

Q. An earthquake can lead to a powerful tidal wave known as a tsunami.

1. True
2. False

Q. The point vertically above the focus of an earthquake is:

1. Epicentre
2. Focus
3. Tectonic plate
4. Fault point

Q.

Earthquakes cause Tsunamis but Tsunamis do not cause earthquakes.

1. True

2. False