The first law of thermodynamics states that ___.

when a process converts energy from one form to another, some energy converts into heat, an unusable form of energy
energy can neither be created nor destroyed, but it can change from one form to another
energy flows through ecosystems without being recycled
most energy in ecosystems comes from the Sun

Respuesta :

process converts energy from one form to another, some energy converts

The answer would be B.  Energy can neither be created nor destroyed, but it can change from one form to another. Hope this helps..