A Rock Is Thrown into a Swimming Pool That Is

question 24

Multiple Choice

A rock is thrown into a swimming pool that is filled with water at a uniform temperature.Which of the following statements is true?

• A)The buoyant force on the rock is zero as it sinks.
• B)The buoyant force on the rock increases as it sinks.
• C)The buoyant force on the rock decreases as it sinks.
• D)The buoyant force on the rock is constant as it sinks.
• E)The buoyant force on the rock as it sinks is nonzero at first but becomes zero once the terminal velocity is reached.

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