Book: Lakhmir Singh & Manjit Kaur - Physics
Chapter: 3. Sources of Energy
Subject: Physics - Class 10th
Q. No. 17 of Short Answer Type Questions-Pg-122
Listen NCERT Audio Books to boost your productivity and retention power by 2X.
17
Coal is said to be formed from the wood of trees. Why then is coal considered to be a non-renewable sources of energy whereas wood is a renewable sources of energy?
Coal is considered to be a non-renewable source of energy whereas wood is a renewable source of energy because coal is formed when dead plants got buried under the earth for a long period of time. It took millions of years to be replenished. So coal is considered to be non renewable source of energy.
