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-   Physics (https://www.askmehelpdesk.com/forumdisplay.php?f=258)
-   -   Bouyante Force (https://www.askmehelpdesk.com/showthread.php?t=102182)

  • Jun 18, 2007, 04:11 AM
    alshaymah
    Bouyante Force
    A steel is much denser than Water. In view if this fact, how do steel ships float?
  • Jun 18, 2007, 04:13 AM
    Curlyben
    Errrrm, how about the fact they are full of air.
    This will dramatically add to their buoyance.
  • Jun 18, 2007, 04:24 AM
    Capuchin
    As Curlyben points out, a boat's average density is less than that of water, thus it floats.
  • Jun 18, 2007, 04:29 AM
    alshaymah
    Curlyben
    Thank you


    Capuchin hi again my friend

    So the ships less dinser because they are from outside made of steel

    But from the inside full of air.
  • Jun 18, 2007, 04:35 AM
    Capuchin
    Yes. Exactly.

    You should see that



    i.e. the average density of the ship is less than the density of the water.

    Therefore it floats!
  • Jun 18, 2007, 04:46 AM
    alshaymah
    Oh feel tired I just came from the uni :(
    I can't even think right now
    I will have some sleep
    Then I will think in this problem.

    I have the same question:

    A tennis ball is made of Rubber that has a density greater than that of water.
    However, a tennis ball will float on water. Explain why?


    Thanx:o
  • Jun 18, 2007, 04:48 AM
    Capuchin
    Heh, well, I'll leave you to think about that one. If you come up with an answer, then put it here and I'll happily tell you if you're right or wrong :)
  • Jun 18, 2007, 04:48 AM
    Curlyben
    AIR again ;)
  • Jun 18, 2007, 04:50 AM
    Capuchin
    Bah curly...
  • Jun 18, 2007, 04:50 AM
    Curlyben
    Sorry we posted at the same time ;)
  • Jun 18, 2007, 04:55 AM
    Capuchin
    You just like being right :p
  • Jun 18, 2007, 11:04 AM
    alshaymah
    :D hi am wake and full of energy.

    Well my last answer will be that the ship or the ball are made from the outside from steel
    ( or rubber) but from the inside they are cavernous and fall of air.Therefore, they are
    Bacome less denser then the water's density and the float.

    :p
  • Jun 18, 2007, 11:47 AM
    Curlyben
    Hey monkey, you know I think they're getting it ;)
  • Jun 18, 2007, 01:25 PM
    alshaymah
    http://bp1.blogger.com/_5JXA17H-suo/.../s400/cute.bmp <<<<<<<<Angry from the techear :D

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