Question

What is law of conservation of energy?

• A. Energy can neither be created nor destroyed. It can only be transformed from one to another.
• B. Energy can only be created nor destroyed. It can only be transformed from one to another.
• C. Energy can neither be created but can be destroyed. It can only be transformed from one to another.
• D. None

Answer 1

Answer: (A)

Energy can neither be created nor destroyed. It can only be transformed from one to another.

Energy can neither be created nor destroyed. It can only be transformed from one to another is the law of conservation of energy. For example , object falling from certain height converts its potential energy to kinetic energy and at all instant total mechanical energy remains constant.