A Insects and Surface Tension B Expansion and Contraction C Temperature of Boiling Point of Liquids D Principals in physics

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问题 A  Insects and Surface Tension
B  Expansion and Contraction
C  Temperature of Boiling Point of Liquids
D  Principals in physics
E  Advantages of Electric Trains
F  The Solar Energy
A  the bubble will collapse
B  heat
C  energy
D  the liquid boils
E  different from that for a different subtance
F  surface tension