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Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?
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List and describe three ways that humans can change ecosystems and three ways that humans can protect ecosystems.
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The motion of an object parallel to the earth's surface is...
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