Write T against true and F against false in the following statements:

(a) Like charges attract each other (T/F)

(b) A charged glass rod attract a charged plastic straw (T/F)

(c) Lightning conductor cannot protect a building from lightning (T/F)

(d) Earthquakes can be predicted in advance (T/F)

 

Answer

(a) False

Like charges repel each other.

 

(b) True

A charged glass rod has positive charge and a charged plastic straw has a negative charge.

Since opposite charges attract each other, they attract each other.

 

(c) False

During lightning, the lightning conductor conducts the lightning directly to the earth and hence saves the building from lightning.

 

(d) False

Earthquakes can not be predicted in advance.

  1. Class 8
  2. Chapter 15 Class 8 - Some Natural Phenomena

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.