Movement of Plates

Q.

What happens when the two plate of earth's crust moving in opposite directions slide past one another ?

Q.

What happens when two moving plates of earth's crust collide head on with each other ?

Q.

Question 11 (ii)

State whether the following statements are True/False.
The plates of the outermost layer of the earth are always in continuous motion.

Q. Which of the following precautions must be followed if a house is built in an earthquake prone zone?

1. Avoid using heavy materials for construction
2. Move closer to a beach
3. Have stand alone furnitures without fixing them
4. Build high towers

Q. The uppermost layer of the Earth is called _______.

1. mantle
2. outer core
3. crust
4. none of the above

Q.

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

Q. The uppermost layer of the Earth is:

1. a huge single piece
2. fragmented
3. in two large pieces
4. none of the above

Q. What are the weak zones that are present around the boundaries of plates underneath the Earth and cause slides and earthquakes commonly known as?

1. Sliding zones
2. Explosive zones
3. Fault zones
4. Eruption zones

Q. The term used to describe a fracture along the earth's crust is

1. aftershock
2. fault
3. focus
4. tremor

Q. Consider the list of terms given below:
(i) Seismic Zone
(ii) Fault Zone

1. (i) and (ii)
2. (i) and (iii)
3. (iii) and (iv)
4. (ii), (iii) and (iv)

Q.

The collision of ___ landmass formed the Himalayas.

Q. Which of the following statements is INCORRECT?

1. The process of electric discharge can occur between two clouds.
   
2. The process of electric discharge cannot occur between clouds and the Earth.
   
3. Tremors on the Earth can also be caused by the eruption of a volcano.
   
4. The plates of the outermost layer of the Earth are always in continuous motion.
   

Q. Earthquakes and volcanoes occur mostly in _______________.

1. Plateau region
2. Deep sea plains
3. Coastal Region
4. Folded and faulted region

Q.

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

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

1. False
2. True

Q. Earth's plates are in _______ motion.

1. circular
2. vibrational
3. rotational
4. continual

Q. The layer of the earth where earthquakes occur is the:

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

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

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