Which physical assessment for body composition is based on Archimedes' principle?
a. skinfold measurement
b. hydrostatic weighing
c. anthropometry
d. body mass index (BMI)
Answer: b. hydrostatic weighing
Hydrostatic weighin is a body composition assessment based on Archimedes' principle. It states that a body immersed in water will be buoyed by a counterforce equal to the weight of the water displaced