Question: Sam the shepherd's partner, Bernard, who is a working dog, consumes 2500 kcal of food each day. (a) How many joules of energy does Bernard

Sam the shepherd's partner, Bernard, who is a working dog, consumes 2500 kcal of food each day.

(a) How many joules of energy does Bernard consume each day?

(b) Sam and Bernard often find themselves sleeping out in the cold night. If the energy consumed by Bernard is dissipated as heat at a steady rate over 24 h, what is his power output in watts as a heater for Sam?

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