6th Class
Science
Water
Question Bank
Natural Phenomena: Rain, Thunder and Lightning
question_answer
DIRECTIONS: Read the passage (s) given below and answer the questions that of follow. Passage - 2 A lightning conductor is a metal (usually copper) rod connecting the highest point on a building to the earth. Its purpose is to protect the building from a damaging discharge of electricity between the atmosphere and the building, that is, lightning strike. This device is invented by Benjamin Fanklin in 1750. Lightning conductor is made of
A)metal
B) plastic
C)insulator
D) wood
Correct Answer:
A
Solution :
To make a lightning conductor, we require a substance which has very low resistance.