Compared to the buoyant force of the atmosphere on a 1-kilogram iron block, the buoyant force on a nearby 1-kilogram helium-filled balloon is
A)considerably less.
B)considerably more.
C)the same.

Question

Quizplus · Accepted Answer

The buoyant force on an object is determined by the weight of the fluid it displaces. A helium-filled balloon displaces more air than an iron block of the same mass due to its larger volume, resulting in a greater buoyant force on the balloon.

Compared to the Buoyant Force of the Atmosphere on a 1-Kilogram