The average human has a density of 945 kg/m^3 after inhaling and 1020 kg/m^3 after exhaling. (a) without making any swimming movements, what percentage of the human body would be above the surface in the dead sea (a body of water with a density of about 1230 kg/m^3) in each of these cases? after %, after % (b) given that bone and muscle are denser than fat, what physical characteristics differentiate "sinkers" (those who tend to sink in water) from "floaters" (those who readily float)? (select all that apply.) sinkers tend to have more fat. floaters tend to have more fat. sinkers tend to have heavier bones. floaters tend to have heavier bones. sinkers tend to be taller. floaters tend to be shorter.