Sources of Energy – Notes

Sources of Energy 

A non-renewable source of energy is one that cannot be replenished in a short period of time.

Non-renewable fuels are classified as:

• Fossil fuels like coal, oil and natural gas
• Nuclear fuels like uranium, tritium and thorium

A renewable source of energy is one that can be replenished within a short period of time.

Renewable sources of energy can be classified as: