冰为什么滑 · Why Is Ice Slippery?
冰为什么滑
Why Is Ice Slippery?
👁 4 次浏览 · views
探索科学奥秘——冰的表面其实有一层极薄的水膜——即使温度在零度以下，压力也会使最表面的冰融化成水！
Explore science — Why Is Ice Slippery?!
📖 趣味知识 / Fun Fact
bīng冰de的biǎo表miàn面qí其shí实yǒu有yī一céng层jí极báo薄de的shuǐ水mó膜——jí即shǐ使wēn温dù度zài在líng零dù度yǐ以xià下，yā压lì力yě也huì会shǐ使zuì最biǎo表miàn面de的bīng冰róng融huà化chéng成shuǐ水。zhè这céng层shuǐ水mó膜jiù就xiàng像rùn润huá滑jì剂，dà大dà大jiǎn减shǎo少le了mó摩cā擦lì力，suǒ所yǐ以wǒ我men们zài在bīng冰shàng上zǒu走lù路hěn很róng容yì易huá滑dào倒。liū溜bīng冰xié鞋jiù就shì是lì利yòng用zhè这gè个yuán原lǐ理huá滑xíng行de的！
A super-thin water layer forms on ice, reducing friction so skates and shoes slide easily. Warmer ice can feel even slipperier! Curious minds notice these details everywhere once they know what to look for. This bilingual lesson makes science vocabulary easy and fun to practice. Try a simple observation or drawing at home to remember this science fact.
🤔 Why?
为什么冰为什么滑这么有趣？
Why is Why Is Ice Slippery? interesting?
这层水膜就像润滑剂，大大减少了摩擦力，所以我们在冰上走路很容易滑倒。
Warmer ice can feel even slipperier!.
👧 Compare With You
你的日常生活和“冰为什么滑”有什么联系？ How does Why Ice Is Slippery connect to your daily life?
- ✔ 每天呼吸和吃饭 Breathe and eat every day
- ✔ 在学校做实验 Do experiments at school
- ✔ 用眼睛观察世界 Observe the world with your eyes
- ✔ 帮助理解物理 Helps explain physics
- ✔ 冰面融化出极薄的水层，减少摩擦力，所以溜冰鞋和鞋底更容易 A super-thin water layer forms on ice, reducing friction so skates and shoes slide easily
- ✔ 是冰为什么滑的核心知识 Core idea of Why Ice Is Slippery
📚 Vocabulary
💬 Learn Sentences
bīng冰de的biǎo表miàn面qí其shí实yǒu有yī一céng层jí极báo薄de的shuǐ水mó膜——jí即shǐ使wēn温dù度zài在líng零dù度yǐ以xià下，yā压lì力yě也huì会shǐ使zuì最biǎo表miàn面de的bīng冰róng融huà化chéng成shuǐ水。
A super-thin water layer forms on ice, reducing friction so skates and shoes slide easily.
zhè这céng层shuǐ水mó膜jiù就xiàng像rùn润huá滑jì剂，dà大dà大jiǎn减shǎo少le了mó摩cā擦lì力，suǒ所yǐ以wǒ我men们zài在bīng冰shàng上zǒu走lù路hěn很róng容yì易huá滑dào倒。
Warmer ice can feel even slipperier!.
🎤 口语练习 / Speaking Practice
请跟着读： Repeat after me:
zhè这céng层shuǐ水mó膜jiù就xiàng像rùn润huá滑jì剂，dà大dà大jiǎn减shǎo少le了mó摩cā擦lì力，suǒ所yǐ以wǒ我men们zài在bīng冰shàng上zǒu走lù路hěn很róng容yì易huá滑dào倒。
Warmer ice can feel even slipperier!.
🎯 Fun Challenge
Multiple Choice冰的表面为什么很滑？
Why is the surface of ice so slippery?
💡 想一想刚才读到的内容。 Think about what you just read.
答对了！冰表面的水膜像润滑剂，减少了摩擦力。 Correct! The thin water film on ice acts like a lubricant, reducing friction.
💭 Think About It
关于冰为什么滑，你还想探索什么？
What else would you like to explore about Why Ice Is Slippery?
哇！ Wow!
liū溜bīng冰xié鞋jiù就shì是lì利yòng用zhè这gè个yuán原lǐ理huá滑xíng行de的。
Try a simple observation or drawing at home to remember this science fact.
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