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AP® Physics 1 & 2

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Which Fluids Float?

APPH12-KEM4MU

Four liquids (A, B, C, and D) are poured gently into a container and allowed to settle. Once settled, a student observes that the liquids have separated with liquid A on top, liquid B beneath liquid A, liquid C beneath liquid B, and liquid D at the bottom.

Which of the following correctly describes the relationships between the densities of these four liquids? Select TWO answers.

A

$\rho _{A}>\rho _{B}$

B

$\rho _{B}>\rho _{D}$

C

$\rho _{D}>\rho _{A}$

D

$\rho _{C}>\rho _{B}$