Question

The first law of thermodynamics states that ___.

1. When a process converts energy from one form to another, some energy converts into heat, an unusable form of energy
2. Energy can neither be created nor destroyed, but it can change from one form to another
3. Energy flows through ecosystems without being recycled
4. Most energy in ecosystems comes from the Sun

Answer 1

2. Energy can neither be created nor destroyed, but it can change from one form to another

Answer 2

Your answer would be; Energy can be changed from one form to another, but it cannot be created or destroyed.