During the reenactment of the Peary Arctic expedition, a dog sled was loaded with 630 kg of supplies to carefully meet the needs of the entire trip. What is the consequence of adding 25 kg of extra supplies?
A) No consequence B) It increases the efficiency of the pulling effort. C) It decreases the energy required of the humans to navigate the sled. D) It increases the energetic requirements of the dogs to pull the sled.
During the reenactment of the Peary Arctic expedition, a dog sled team was loaded with supplies. What is the most important question to answer in order to calculate the weight of the most significant part of the supply mass?
A) What is the basal metabolic rate of the humans? B) What is the basal metabolic rate of the dogs? C) What is metabolic rate of the dogs pulling a sled at cruising speed? D) What is the maximum speed a sledding dog can run?