B1 Intermediate US 10 Folder Collection
After playing the video, you can click or select the word to look it up in the dictionary.
Report Subtitle Errors
Topic: Air Pressure.
How do straws work?
They work very hard.
Straws work because of air pressure.
Is it similar to acupressure?
Air pressure is the weight of air pressing
down on earth and all other objects present on it.

Now, when a straw is in a liquid, the air
pressure upon the liquid in the glass.

The air pressure upon the liquid in the straw is similar.
Causing the levels of liquid to be almost equal.
However, when we drink the liquid through

We first inhale causing the air from the straw to flow into our lungs.
Now due to absence of air, the air pressure
in the straw decreases.

Hence, the air pressure present on the liquid of the glass pushes the liquid into the straw
Causing it to move upwards and thus, helping us drink.
    You must  Log in  to get the function.
Tip: Click on the article or the word in the subtitle to get translation quickly!


How do straws work? | #aumsum

10 Folder Collection
AumSum published on April 15, 2019
More Recommended Videos
  1. 1. Search word

    Select word on the caption to look it up in the dictionary!

  2. 2. Repeat single sentence

    Repeat the same sentence to enhance listening ability

  3. 3. Shortcut


  4. 4. Close caption

    Close the English caption

  5. 5. Embed

    Embed the video to your blog

  6. 6. Unfold

    Hide right panel

  1. Listening Quiz

    Listening Quiz!

  1. Click to open your notebook

  1. UrbanDictionary 俚語字典整合查詢。一般字典查詢不到你滿意的解譯,不妨使用「俚語字典」,或許會讓你有滿意的答案喔