Which one of the following is not a 'renewable' energy source?
Solar
Coal
Wave
Wind
Renewable energy which is naturally replenished on a human timescale.
Select the renewable and non-renewable sources of energy from the following :
(a) Coal (b) Wood (c) Water
(d) Diesel (e) Wind (f) Oil
Which of the following is not a renewable source of energy? (a) wind (b flowing water (c) fossil fuels (d) fuel wood