From the list given below classify an exhaustible and inexhaustible sources of energy:
Wind, petroleum, coal, sunlight, tides, natural gas.
An exhaustible source of energy can be defined as a source of energy that is available in a limited quantity in nature. It will be finished in a certain period, whereas an inexhaustible source of energy renews itself and is available in an unlimited quantity.
According to the above definitions, the given sources of energy can be classified as follows:
Exhaustible source of energy | Inexhaustible source of energy |
Petroleum | Wind |
Coal | Sunlight |
Natural gas | Tides |