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Web 2.0

A text with the exercises

QuestionAnswer
They come into your house… through the walls, ceilings and floors and they are there now.
They are all over the world… surrounding everything and everybody.
Then we pick them right out of the air and… transform them into music and voices that we can hear.
Light and heat and radio waves are different from sound waves… because they do not need any-thing that we can see or feel through which to travel.
This magnetic area around an electric current… is called a magnetic field used to generate more electricity.
Wave … is a single vibration of energy in motion.
Created by: zhala
Popular English Vocabulary sets

 

 



Voices

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