Multiple choice

Which of the following is not a correct pair?

  1. Sun - Non-conventional source of energy

  2. Uranium - Nuclear energy

  3. Coal - Inexhaustable sorce of energy

  4. Wind - Free form of energy

  5. Heat - Thermal energy

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

It is an exhaustable source of energy. Its resources are limited.