Hannah - We have chosen to write about alternative energy, because it was a very interesting subject, and we would like to know how it works, and what we can do to make a better future.
Dias 2:
Mathias: Wave energy its when a generator makes energy. They are ushal placed in the oceans. Wave energy is a modern thing. Is have existed since 1890, and the first wave farm was opened in Portugal, at the Aqucadoura Wave Park. They also call it energy converter (WEC).
Anne : Waves are generated by the wind passing over the water in the sea. When there a much wind, there will bee big waves, but if there aren’t, there won’t be. The waves are making power to the generator, and the generator makes energy.
Kristoffer : The generator can also make waves, with the water. Both air pressure differences between the upwind and the lee side of a wave crest, as welle En as friction on the surface by the wind, making the water to go into the shear stress causes the growth of the waves.
The ‘’Crest’’: A crest is the point of a wave. The Through is the opposite of a crest, so the minimum or lowest point in a cycle. The Cycle is the wave
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