Three Blocks, Labeled A, B, and C, Are Floating in Water

question 27

Multiple Choice

Three blocks, labeled A, B, and C, are floating in water as shown in the drawing. Blocks A and B have the same mass and volume. Block C has the same volume, but is submerged to a greater depth than the other two blocks. Which one of the following statements concerning this situation is false?

• A)The density of block A is less than that of block C.
• B)The buoyant force acting on block A is equal to that acting on block B.
• C)The volume of water displaced by block C is greater than that displaced by block B.
• D)The buoyant force acting on block C is greater than that acting on block B.
• E)The volume of water displaced by block A is greater than that displaced by block B.

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Definitions:

Silica-rich Creatures

Marine organisms that have skeletons made primarily of silica, such as diatoms and certain types of sponges.

Gradational Boundaries

Transition zones where different geological formations or ecosystems meet and blend without a clear-cut separation.

Sedimentary Rock

Rock formed by the deposition of material at the Earth's surface and within bodies of water, characterized by distinct layers.

Sea Level

The average height of the ocean's surface between high and low tide, used as a reference point for measuring elevation or depth.