4. How would you differentiate a conductor from the insulator?
A Read the question and encircle the letter the best answer
1. All of these are good conductors of heat and electricity except. a. Silver, spoon b Gold ringo
Cotton d Iron bar 2 Which of the following is most likely to conduct electricity is the fastest?
A Wood B Plastic C Rubber D. Iron grills
3. Materials through which electricity passed easily are called.
A Insulators B. Conductors C. Non conductor D. Metallic
4 Which of the following group of materials are good conductors of electricity?
a Copper, silver, gold, glass
b Iron, copper, silver
c Wood, paper, cloth
d Gold, paper, leather
5. Why is it that conductor is good in our lives?
A. It makes our lives comfortable.
B. It makes our environment bright at night.
C. It makes our work easier
D. All of these
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