According to the Second Law of Thermodynamics, in Every Energy

Multiple Choice

According to the second law of thermodynamics, in every energy exchange, some energy becomes unavailable for further use.What happens to the energy that becomes unavailable?

A) It returns to a biogeochemical cycle to be reused later.
B) It cycles back to the environment to be reused later.
C) It dissipates and no longer exists as energy.
D) It is lost into the environment as heat.
E) It eventually becomes part of the energy heating Earth's core.