Son cuando los restos orgánicos son cubiertos por el suelo y con el tiempo se degradan dejando espacio en la roca que los confina natural mente

Podrían ser fósiles pero puede que no ...

answer; ///i believe the correct answer is (aids) acquired immune deficiency syndrome;

the most common energy conversion is from kinetic energy to potential energy, and then from potential energy to kinetic energy.

later on comes the heat energy, mechanical energy, and other energy conversions.

this energy conversion is so common that we can find it in our day to day lives as well.

- one of the most common energy conversions involves the changing of potential energy to kinetic energy or kinetic energy to potential energy