Multiple choice general knowledge science & technology

Which of these is not a renewable source of energy?

  1. The sun

  2. Wind

  3. Ocean tidal energy

  4. Natural gas
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Natural gas is a fossil fuel formed over millions of years from decomposed organic matter. Once extracted and burned, it cannot be replenished on human timescales. In contrast, solar, wind, and tidal energy are continuously renewed by natural processes.

Keep practicing — related questions