Poetry pizazz powerpoint
Chapter03 a - network media
Radio waves
Radio waves ppt
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How does telephone work Members: XIAN MAO(XQM5030) YANSHENG WANG(YVW5126) ZHONGYI LIU(ZVL5078)
Sounds are form of energy, created by something vibrating (moving very fast in invisible waves). The vibrations set up sound waves in the surrounding.
Sound is a form of energy. It comes from a vibrating source. Sound travels in invisible waves. Sound can travel through solids, liquids, and gases. Click.
Earth & Space Science Exploration of Extreme Environments: Satellites Science and Mathematics Education Research Group Supported by UBC Teaching and Learning.
