alleryStart learning →Why is coal counted as a non-renewable energy source?
AIt takes millions of years to form
BIt burns away without any smoke
CIt is found in only one place
DIt gives off very little energy
Answer & Solution
Correct answer: A. It takes millions of years to form
1. A renewable source is replaced as fast as it is used.
2. Coal forms from buried plant material over millions of years.
3. Once a coal seam is burnt it cannot be replaced within a human lifetime.
4. That is why coal is classed as non-renewable.
_Source: Siyavula Natural Sciences Grade 7 (CC BY 4.0), Stored solar energy_
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