Thursday, October 22, 2009

dx,sound.

1.Sound can go through diffrent matireals. 2.There is no sound in space because of the vacum. 3.Vibrations can travel through air. 4.sound can get quiter the futher away it goes. 5.the faster the vibration goes make higher sound.

1 comment:

  1. Hi Mrs.W,

    That sounds intresing.We didn't know that there is no sound in space because of its vacuum.
    Maybe you could add some pictures that come with the five ponts that you made. <3


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