When water boils, bubbles form. We could ask: Why do bubbles ___ when water boils? A. appear B. disappear C. emerge D. vanish 相关知识点: 试题来源: 解析 A。解析:本题是关于水沸腾时产生气泡原理对应的英语表达。水沸腾时气泡产生,appear有出现的意思。disappear是消失,与气泡产生的现象相反。em...
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The state is only stable because the added energy keeps creating new bubbles to replace any that have popped and keeps forcing liquid upward, while it would normally fall. Water does not experience this mostly because its bubbles are far less stable. In fact, pure water does not form bubbles...
In school, we were taught that water changes from liquid to vapor when it boils, which requires a high temperature called the boiling point. For water, this point is 100°C. But we have all seen that puddles evaporate when the skies clear after rain, even when the temperature is not nea...
if/when we heat it to 100℃, water will boil. (从句与主句的主语不同)过去分词短语作状语 heated to 100℃, water will boil. heated to 100℃, water boils. (讲述的是自然现象) 反馈 收藏 有用 解析 解答 followed disappointed 来源于百度教育 由毛**进行上传 贡献内容 本文仅代表作者观点不代表...
There’s only so much an article on the internet can do to help you.While you’ve taken a wonderful step towards health and healing, seeking out guidance in the form of a therapist or counselor will aid you with ongoing support and tools. These, in turn, will transform your life little...
When you dissolve salt in water, it breaks into sodium and chloride ions. If you boiled all the water off, the ions would recombine to form solid salt. However, there is no danger of boiling the NaCl: The boiling point of sodium chloride is 2575 F or 1413 C. Salt, like other ionic...
Why do clouds tend to form above either a flat or a mountainous island in the middle of the ocean?Heat Transfer by Convection:Convection is the transfer of heat energy with matter from a high energy location to the low energy. For example, steam or water that ...
In the end, even if our media are good time fillers when we don’t have anything else to do, they tend to be a way to present. So at the end I love my media but sometimes I just need to get away from it, almost like a very personal relationship … ...
Researchers are uncovering the hidden laws that reveal how the Internet grows, how viruses spread, and how financial bubbles burst.