Electricity
Que 1. One day the science teacher was teaching in her class, one of her student seemed very sad. The teacher asked her the reason. She told the teacher that a mishap took place in her locality where four members of a family died as they were trying to steal electricity by connecting a conducting wire with the live wire on the street.
Answer the following questions based on the situation given above.
(i) Do you think this practice of electricity theft is good?
(ii) What advice would you like to give to improve such mind-set?
Ans. (i) No, electricity theft is not good.
(ii) Proper connection, billing, safety measure can save both property and life which is more precious. People should become responsible citizens and should not be involved in any unlawful and risky events like electric theft, etc.
Que 2. Mukesh returns home from the hostel during vacation. He notices that member of his family are very carefree about use of electric energy at home and often leave the lights, fan or the refrigerator on, even when not required. He talks to his family members at the dinner table and requests them to be more careful about use of electrical energy and the impact of excessive use of this energy on environment.
Answer the following questions based on the above information:
(i) Write two adverse effects of wastage of electrical energy on environment.
(ii) Which two values are reflected in Mukesh's thoughts and actions.
(iii) Mention one more action which Mukesh may take to convey his message of avoiding wastage of electrical energy to members of society.
Ans. (i) (a) Use of coal or nuclear fuel to generate electricity and resulting environmental pollution.
(b) Emission of harmful gases by air-conditioners, a refrigerators and its harmful effect on environment.
(ii) (a) Common good/avoidance of wastage of energy.
(b) Environmental care.
(iii) Comparison of monthly bills for electrical energy consumption and creating awareness about minimising the same. Thus saving energy as well as the environmental protection.