A History of Radio (2580 words, 9 pages)
Radio Early HistoryPresentation DialogueSOLAR ENERGY. All life on Earth depends on energy from the sun. Solarenergy is the source of energy for photosynthesis. It provides the warmthnecessary for plants and animals to survive. The heat from the sun causeswater on the Earth's surface to evaporate and form clouds that eventuallyprovide ...
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