Lightning is the main natural cause of forest fire which comes to earth at the rate:
A. 200 strikes per second
B. 400 strikes per second
C. 300 strikes per second
D. 100 strikes per second
Answer:D
Lightning is the main natural cause of forest fire which comes to earth at the rate:
A. 200 strikes per second B. 400 strikes per second C. 300 strikes per second D. 100 strikes per second