Summary
Energy resources can be renewable or non-renewable, and they are used to generate electricity and other forms of useful energy. Renewable resources are replenished naturally, while non-renewable resources are finite and can run out.
Exam Tips
Key Definitions to Remember
- Renewable Energy — Energy from a source that does not run out
- Non-renewable Energy — Energy from a source that runs out
Common Confusions
- Confusing renewable energy with non-renewable energy
- Misunderstanding that all energy resources are equally reliable
Typical Exam Questions
- What is renewable energy? Energy from a source that does not run out
- Give an example of a non-renewable energy source. Fossil fuels
- How is solar energy obtained? From the heat and light of the Sun
What Examiners Usually Test
- Differences between renewable and non-renewable energy
- Examples of different energy resources
- The concept of energy conservation and efficiency