_________ sources of energy will never get exhausted.
Hence, renewable sources of energy will never get exhausted.
On what basis would you classify energy sources as
(a) renewable and non-renewable?
(b) exhaustible and inexhaustible?
Are the options given in (a) and (b) the same?
Give examples :
(a) Non-conventional sources of energy.
(b) Fuels.
(c) Hydroelectric power plant.
(d) Renewable source of energy.
(e) Never-ending source of energy.
(f) Machines that work on solar energy.