7. An iron cube floats in a bowl of liquid mercury at 0° C. (a) If the temperature is raised to 25° C, will the cube float higher or lower in the mercury? (b) By what percent will the fraction of volume submerged change?

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7. An iron cube floats in a bowl of liquid mercury at 0° C. (a) If the temperature is raised to 25°
C, will the cube float higher or lower in the mercury? (b) By what percent will the fraction of
volume submerged change?
Transcribed Image Text:7. An iron cube floats in a bowl of liquid mercury at 0° C. (a) If the temperature is raised to 25° C, will the cube float higher or lower in the mercury? (b) By what percent will the fraction of volume submerged change?
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