According to the law of conservation of
energy, which is always true?
A. Energy can never be created or destroyed.
B. Energy is always converted to friction in
moving objects.
C. The universe is always gaining energy in
many different forms.
D. Work is done when a force is exerted on an
object.



Answer :

Final answer:

The law of conservation of energy asserts that energy cannot be created or destroyed but can only be converted from one form to another.


Explanation:

The law of conservation of energy states that energy cannot be created or destroyed, but can only be converted from one form to another. For example, if a pendulum is swinging, the total amount of energy remains constant throughout its motion.


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