1-8. A 120-pound woman working in an office consumes about 2.2 × 103 kcal/day, whereas the...
1-8. A 120-pound woman working in an office consumes about 2.2 × 103 kcal/day, whereas the same woman climbing a mountain needs 3.4 × 103 kcal/day. (a) Express these numbers in terms of joules per second per kilogram of body mass(watts per kilogram). (b) Which consumes more power (watts), the office worker or a 100-W light bulb?