gc textbook chapter 13 temperature and kinetic theory (id: 4c1c4d7b2)

本题目来源于试卷: gc textbook chapter 13 temperature and kinetic theory，类别为 通用国际物理

[填空题]
An iron cube floats in bt(4oa gepk:oe-nnd 8 q6wq2) g/8odd a bowl of liquid mercurvx:v vz nr )y-:1v0gc bl,db+jy at 0$^{\circ} $C. (a) If the temperature is raised to 25$^{\circ} $C, will the cube float higher or lower in the mercury? ----待选择----lowerheigher 
(b) By what percent will the fraction of volume submerged change?    %

参考答案:
空格1: lower  空格2: 0.36±2% 


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