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12 questions
The boundaries of the earth's plate are known as
Fault Zone
Inner Core
Mantle
Seismic Zone
The magnitude of an earthquake is measured in
Kelvin scale
Richter scale
Celsius scale
Decibel scale
Plastic straws A and B are rubbed with a dry cotton cloth. What will happen if they are brought near each other?
Repel each other
No change
Create a magnetic field
Attract each other
Which of the following is not likely to cause tsunami?
Nuclear explosion under sea
Earthquake
Lightning
Volcanic eruption
The epicenter of an earthquake is located
On the surface of the earth
In the mantle of the earth
Deeper under the crust of the earth
In the core of the earth
The process of transferring charge from a charged object to the earth is called earthing.
Partially true
Not mentioned
False
True
A device used to protect tall buildings from lightning is called metal detector.
Not mentioned
Partially true
False
True
The waves are recorded by Richter scale.
True
Not mentioned
False
Partially true
Maximum damage occurs at epicentre.
True
False
Partially true
Not mentioned
An earthquake lasts for a long time.
Not mentioned
True
False
Partially true
A lightning conductor is fixed in the bottom of the building.
True
False
Partially true
Not mentioned
Earthquake is a natural destructive phenomenon.
Not mentioned
True
False
Partially true
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