Alternative energies

Find out and answer.

What are alternative energies?

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What are renewable energies?

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Why does Spain have great potential in the use of solar energy?

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Think and give your opinion: How do you think the sun's energy could be captured and used in a simple way in homes?

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Look at this diagram of a solar collector on a house and color in the path the water takes.

Now, explain how this energy harvesting system works.

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What factors do you think should be taken into account when installing a solar collector or photovoltaic panel? Think and explain.

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