Question

You would have seen at the roofs of the minister's house, hospital, hotels, etc. solar panel for electricity
and solar heater for hot water are placed. Nowadays most poeple are preferring these methods.
(i) What kind of source of energy is used here ?
(ii) How it will affect our environment ?
(lii) State the values associated with it.


CBSE Class X Science SA 2 (3 Marks)

Answer 1

(i) Renewable source of energy is used here. (ii) This type of energy is non-polluting, and it saves electrical energy and money. (iii) Associated value : The learners will appreciate the practice of adopting renewable sources of energy such as CNG, biofuel, solar energy.

Answer 2

Answer:

Saving of electrical energy, money

Non-polluting