Subject :NSO Class : Class 7
Lightning is a stream of flowing electrons. It occurs when
(i) Charges accumulated on the cloud discharges through it.
(ii) A huge mass of charged layer of cloud discharges with the Earth.
A Only (i) is correct.
B Only (ii) is correct.
C Both (i) and (ii) are correct.
D Neither (i) nor (ii) is correct.
C
Ans 1:
Class : Class 7
Ans 2:
Class : Class 10
C IS CORRECT ANSWER