water can change

Water Can Change

水能发生变化

Ice Ice is hard and cold. Ice is a solid. A solid has its own shape.

冰 冰又硬又冷。冰是固体，固体有自己的形状。

What happens when you put ice in the sun? 1 The heat from the sun melts the ice. 2 The hard ice changes. 3 The ice becomes water

当你把冰放在阳光下会发生什么? 1太阳的热量融化了冰。 2坚硬的冰发生了变化。 3冰变成了水。

Water Water is a liquid. The heat changedthe ice to water. The heat changedthe solid to a liquid. A liquid is runny. It flows easily. A liquid takes the shape of its container

水 水是一种液体。热量把冰变成了水。热量把固体变成了液体。 液体可流动。它很容易流动。盛液体的容器可以改变液体的形状。

What happens when you heat water? 1 The heat makes the water boil. 2 The water changes. 3 The water becomes steam.

当你加热水时会发生什么? 1热量使水沸腾。 2水发生了变化变了。 3水变成了蒸汽。

Steam Steam is a gas. The heat changed the water to steam. The heat changedthe liquid to a gas. It is hard to see most gases. A gas goes intothe air. A gas spreads to fill any space.

水蒸汽 水蒸汽是一种气体。热量把水变成了水蒸汽。热量把液体变成了气体。 大多数气体是很难看到的。气体进入空气中。气体充满了整个空间。