We drop a piece of metal into a jar full of water, the metal will float if it weighs l

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We drop a piece of metal into a jar full of water, the metal will float if it weighs less than______.

A. an equal amount of silver

B. an equal amount of gold

C. all the water in the jar now

D. the water that leaves the jar

参考答案:

D50.答案为D 此题为推断题。根据阿基米德定理,推断试验的结果,答案选D。