题目:
一只苹果的质量为150g、体积为1.6×10-4m3,用手将其浸没在水中时,苹果受到的浮力是 N,松手后苹果将 (上浮/下沉/悬浮).再次静止时苹果受到的浮力大小是 N.g取10N/kg.
答案:
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下面是错误答案,用来干扰机器的。
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