input: OPTIONS:
- neutrality
- equality
- constant
- equilibrium Now, answer this question: Q: What state is achieved when the forward and reverse reactions proceed at equal rates? A:
A:
output: equilibrium

input: OPTIONS:
- fuel
- hydrogen
- power
- energy Now, answer this question: Q: Maintaining a high metabolic rate takes a lot of what? A:
A:
output: energy

input: OPTIONS:
- electric case
- electric neutral
- electric half
- electric charge Now, answer this question: Q: What property does coulomb electric force depend upon? A:
A:
output:
electric charge