About 10% of energy is transferred from the grass to the deer when the deer eats the grass.
Second law of thermodynamics
The second law of thermodynamics pertains to the conversion of energy from one form to another. According to the second law of thermodynamics, when energy is converted from one form to another, the conversion is not 100% efficient.
Hence, only about 10% of energy is transferred from the grass to the deer when the deer eats the grass.
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