When a solid changes directly into a gas, it is called ___. A. evaporation B. condensation C. sublimation D. precipitation 相关知识点: 试题来源: 解析 C。sublimation 是固体直接变为气体的过程;evaporation 是液体变为气体;condensation 是气体变为液体;precipitation 是降水。反馈...
When ice melts, it changes from a solid to a ___. A. liquid B. gas C. plasma D. solid again 相关知识点: 试题来源: 解析 A。冰融化时从固态变为液态。B 选项“gas”是气态;C 选项“plasma”是等离子体;D 选项“solid again”再次变为固态,均不符合冰融化的状态。反馈 收藏 ...
【小题1】根据第一段When it is a solid, it can be as hard as stone. 描述,结合常识可知当水是固体时,它被叫做冰,故选D,冰。【小题2】根据第一段When it is a gas, you may not see or feel it. 描述,可知选C。【小题3】根据第二段The heat of the sun turns liquid water into ...
When a liquid evaporates, it changes into ___. A. a solid B. a gas C. a liquid again D. a different liquid 相关知识点: 试题来源: 解析 B。解析:液体蒸发时会变成气体,这是物态变化的知识,所以选B。A选项变成固体错误;C选项再次变成液体不符合蒸发的定义;D选项变成不同液体错误。反馈 收藏 ...
When it is a liquid, it can run 2 your fingers. When it is a gas, you may not 3 or feel it. Water can change from a solid to liquid or to a gas 4 . This is why we always have fresh water. Now let us find out 5 it changes. The heat of the sun turns liquid water in...
The solid substance turns into a ___ when heated. A. liquid B. gas C. solid D. powder 相关知识点: 试题来源: 解析 A。加热固体物质时,固体通常会变成液体,gas 表示“气体”,solid 表示“固体”,powder 表示“粉末”,都不符合加热固体物质的变化结果。反馈 收藏 ...
【题目】水的形态Water can be a liquid, a solid or a gas. When it is a solid,it can be as hard as stone. When it is a liquid, it can runthrough your fingers. When it is a gas, you may not see orfeel it.Water can change from a solid to aliquid or to a gas easily. T...
【题目】Ⅱ.阅读理解Water can be a liquid, a solid or a gas. When it isa solid,it can be as hard as stone. When it is a liquid ,it can run through your fingers. When it is a gas, youmay not see or feel it. Water can change from a solid toa liquid or to a gas easily. ...
百度试题 结果1 题目When water freezes, it changes from a liquid to a ___. A. gas B. solid C. vapor D. steam 相关知识点: 试题来源: 解析 B。当水结冰时,它从液态变为固态。反馈 收藏
Water can change from a solid to a liquid or to a gas easily. This is why we always have fresh water. Now let us find out how it does. The heat of the sun turns liquid water into gas from the oceans, seas, rivers and lakes. The heat also turns liquid water into gas from the ...