Advertisements
Advertisements
Question
Consider the list of terms given below:
- Seismic zone
- Fault zone
- Mantle
- Inner core
The boundaries of the earth’s plate are known as
Options
(i) & (ii)
(i) & (iii)
(iii) & (iv)
(ii), (iii) & (iv)
Advertisements
Solution
(i) & (ii)
Explanation:
Since earthquakes are caused by the movement of plates, the boundaries of the plates are weak zones where earthquakes are more likely to occur. These weak zones are also known as seismic or fault zones.
APPEARS IN
RELATED QUESTIONS
Give a reason for the following.
In an electroscope, the connecting rod and the leaves are all metals.
What is electroscope? Explain how it works.
The aluminium strips in an electroscope as shown in the following figure are replaced by plastic strips and a charged body is brought in contact with the metal clip. What will happen?
The strips of an electroscope diverge when a charged body is brought in contact with the metal clip. Now the clip is touched gently by our hand. What will happen to the strips? Explain.
Lighting occurs due to ______.
Before using an electroscope, it should be ______.
The gold-leaf electroscope was developed in ______.
Assertion: Insulators do not allow a flow of current through them.
Reason: Insulators have no free charge carrier
Assertion: When both the strips of the electroscope are charged with a similar charge, they repel each other and become wide open.
Reason: Like charges always repel each other.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
