例题:一块冰浮在玻璃杯中的水面上,冰全部融化后,水面会发生变化吗?若冰中含有一小块木头呢?若冰中含有小石块呢?解题分析:①当漂浮在水面上冰融化为水时,或当从漂浮的物体中拿出一部分抛入水中,液面是否会发生变化?解决这类问题需要考虑冰融化为水,物体抛入水中时,将会出现哪 Example: A piece of ice floats on the water in the glass. After the ice melts completely, will the water surface change? If the ice contains a small piece of wood? If the ice contains small stones? Problem Analysis: 1 When floating When the ice melts into water on the water, or when a part of it is thrown into the water from a floating object, will the liquid level change? Solving this type of problem requires considering that the ice melts into water, and when the object is thrown into the water, it will appear. where