”You are in a boat on a fresh water lake. In your hand is a rock. You throw the ``````````

来源:百度知道 编辑:UC知道 时间:2024/06/18 18:25:44
面试老师问:You are in a boat on a fresh water lake. In your hand is a rock. You throw the rock into the lake. How is the lake's water level affected?
这样回答行吗 the water level would be hold up a little

the water level would be hold up a little
错 水位不会上升 因为你在船上 石头的重量已经算在穿排开的水里了 从理论上说你吧石头扔到水里水位还会下降一点(石头密度比水大) 但是如果实是在岸上扔的话 水位会上升

the water level would rise a little