单项选择题
A．Archimedes B．Archimedes' Principle C．A gold and silver crown D．The king of Syracuse
A．moved less water than pure gold of the same size B．moved more water than pure gold of the same weight C．moved more water than pure gold of the same size D．moved less water than pure gold of the same weight
A．Archimedes took a bath B．Archimedes discovered his principle C．The king of Syracuse asked him to sovle a problem D．Archimedes did the experiment on his crownA. c;a;b;dB.b;c;a;dC. b;c;d;aD. c;a;d;b