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A. Waves 1. A wave is a disturbance which moves with a fixed velocity through a medium. The wave form does not vary while in motion. B. Propagation of Sound Waves 1. To produce sound waves, we must have (a) vibrating object and (b) a medium for the sound waves to propagate

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Science DefinitionThe word science comes from the Latin "scientia," meaning knowledge.How do we define science? According to Webster's New Collegiate Dictionary, the definitionof science is "knowledge attained through study or practice," or "knowledge coveringgeneral truths of the operation of general laws, esp. as obtained and tested throughscientific method [and] concerned with the physical world."Branches of scienceThe branches of science (which are also referred to as "sciences", "scientific fields", or"scientific disciplines") are commonly divided into two major groups:natural sciences, which study natural phenomena (including biological life), ] social sciences,which study human behavior and societies. These groupings are empirical sciences, which meansthe knowledge must be based on observable phenomena and capable of being tested for itsvalidity by other researchers working under the same conditions.[1] There are also relateddisciplines that are grouped into interdisciplinary and applied sciences, such as engineering andmedicine. Within these categories are specialized scientific fields that can include parts of otherscientific disciplines but often possess their own terminology and expertise.[2]Natural scienceNatural science is a branch of science that seeks to elucidate the rules that govern the naturalworld by applying an empirical and scientific method to the study of the universe. The termnatural sciences is used to distinguish it from the soc

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