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Answers by Squidpickles

Answers by Squidpickles
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Whats one half times three over four
answered Oct 5, 2018
3 votes
71.0k views
The Doppler effect indicates that the frequency of energy (sound or light) waves 1.______ when an object is approaching and 2.______ when an object is moving away. 1.) A. Decreases B. Increases C. Stays
answered Aug 23, 2018
6 votes
126k views
Of the following societal advancements in early societies, which one happened first? A. The development of agriculture B. The social stratification of societies C. The rise of dense urban centers D. Job
answered May 26, 2016
6 votes
8.5k views
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