A 70-kg man would weigh mg = (70 kg)(9.8 m/s2) ... ...

    A 70-kg man would weigh mg = (70 kg)(9.8 m/s2) = 686 N if there were no air. How much weight does the buoyancy due to air take off the man's weight? (The density of the man is about 1 g/cm3, and the density of air is about 1.2 × 10–3 g/cm3.)
(A) 0.08 N
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in 10. Fluids