Why does ice float in water? – George Zaidan and Charles Morton

TED-Ed
Why does ice float in water? – George Zaidan and Charles Morton

View full lesson: http://ed.ted.com/lessons/why-does-ice-float-in-water-george-zaidan-and-charles-morton

Water is a special substance for several reasons, and you may have noticed an important one right in your cold drink: ice. Solid ice floats in liquid water, which isn’t true for most substances. But why? George Zaidan and Charles Morton explain the science behind how how hydrogen bonds keep the ice in your glass (and the polar ice caps) afloat.

Lesson by George Zaidan and Charles Morton, animation by Powerhouse Animation Studios Inc.



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コメント

  1. Gamer Ayush より:

    World without water: We Are Gonna Die!!!!!

    Ted Ed: Iced Tea!!!!!

    😂😂😂😂😂

  2. Remarkable SeiF より:

    So does that mean that an 1m2 of ice contains less water molecules than 1m2 of water?

  3. Ice Cream Lover より:

    This phenomena by which water expands below 4 degree C is know as Anomalous Expansion of water.It should contract but it doesn’t and it instead expands.

  4. Technical Guruji より:

    No ice tea 😂😂💧

  5. DiSTuRBeD より:

    Can anyone explain the Allentown, PA reference?

  6. TREY JUHL より:

    i like coffee better than iced tea

  7. Ryan Wilson より:

    There would be iced tea

  8. NaughtyNinja より:

    We had an exams on chemistry and the last bonus question was “What do you think would happen if ice didn’t float on water”

    My classmates: FLOOD!

    Me: I literally wrote about how it would be harder to drink iced tea and other juices.

  9. Anson より:

    we would have iced tea because we could just make tea and put the ice inside without
    it floating

  10. galaxy love より:

    Mmh, ice tea. This guy is insane!!!!!!!!! And hilarious 😃😃😃😃😂😂😂😂😂😂

  11. Adrine Eulália より:

    hmmmm Iced tea

  12. CavCave より:

    Wow, that iced tea thing made me really wanna drink iced tea.

  13. Yoga Armuza より:

    Ice float in water: *ICE TEA*
    Ice sink into the water: *TEA ICE*

  14. Harshil Shetty より:

    99.999% comments
    Iced tea
    0.001% comments
    Scientific topics

  15. Cadê o Pato より:

    Iced tea mmmmm

  16. Jay Jeong より:

    Main word:iced tea

  17. 28bitN8 より:

    I’m from Mississippi. So, ICED TEA!!!!!!!!

  18. Sadinah Rafael より:

    well explained ..Thank you.

  19. Mike Smullin より:

    Only missing an explanation of why water molecules do this but others don’t. Answer: Polarity / Hydrogen bond. see: ASLUY2U1M-8

  20. Karen Mkrtchyan より:

    “Emmm ice tea”
    -George Zaidan

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