lunes, 4 de mayo de 2009

Light and sound
Light: The light comes from the sun. It is quite high up in the sky because the shadwos are long ( vertical plane )Other sources of light are: the moon, lamp, candles, torches, screens, and so on.Natural sources of light: the sun and the moon.The shope and the size of the shadow depends on the shope of the object that is causing the shodow and its orientation with respect to the sources of lightSound: Intense sounds can be heard from a greater distance from the place of origin then weaker sounds. For example: The sounds made by a computer can be heard when we are working on the computer but not if we are 40 or 50nmeters away.The pitch is defferent Alson, much more intense sounds are made on a drum thet on guitar.

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