We go out to sunbathe on a warm summer day. if we soak up 80 british thermal units per hour [btu/h] of energy, how much will the temperature of 65 comma 000-gram person increase in 2 hours [h] in units of degrees celsius [°c]? we assume that since our bodies are mostly water they have the same specific heat as water (4.18 joules per gram degree celsius [j/(g degrees upper c)]).