waves Mechanical If a medium is needed for the transfer of energy

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Presentation transcript:

waves Mechanical If a medium is needed for the transfer of energy Electromagnetic If no medium is required

What is essentially needed to produce a wave: https://www.youtube.com/watch?v=6KKNnjFpGto https://www.youtube.com/watch?v=dlhTuKkgfiU Disturbance

For how long the wave runs? Until runs out of energy http://www.abc.net.au/btn/story/s4186859.htm

How particles of water moves? Which wave wold have more energy a high wave or a short wave? The height of a wave is called AMPLITUD “is the maximum displacement from its equilibrium position”

http://www.szynalski.com/tone-generator/ Sound generator http://www.cochlea.eu/en/sound