A steer must eat at least 100 pounds of grain to gain less than 10 pounds of muscle tissue. This illustrates
A. the first law of thermodynamics.
B. the second law of thermodynamics.
C. that some energy is destroyed in every energy conversion.
D. that energy transformations are typically 100% efficient.
Answer:B
A steer must eat at least 100 pounds of grain to gain less than 10 pounds of muscle tissue. This illustrates
A. the first law of thermodynamics. B. the second law of thermodynamics. C. that some energy is destroyed in every energy conversion. D. that energy transformations are typically 100% efficient.