Question

Which of the following is not a sustainable form of energy production?

A. Coal
O B. Wind
O C. Solar
O D. Water

Answer 1

A.) Coal Energy

Step-by-step explanation:

Coal takes millions of years to form

Coal is classified as a nonrenewable energy source because it takes millions of years to form. Coal contains the energy stored by plants that lived hundreds of millions of years ago in swampy forests. Layers of dirt and rock covered the plants over millions of years.