What is meant by sources of energy? Give 2 examples.
The different sources from which we can obtain various types of energy are meant by sources of energy. The 2 examples are:
- Sun --> Perpetual source
- Fossil fuel --> Non-renewable source
What is meant by an alternative source of energy? Give any two examples.
The source of energy that can be used to reduce the negative impact of non-renewable sources of energy replacing these sources is called an alternative source of energy. Its examples are: