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February 22, 2017

Posts by Liz

Total # Posts: 1,301

Physical Science Question 1
If no friction acts on a diver during a dive, then which of the following statements is true? A.The total mechanical energy of the system increases. B.Potential energy can be converted into kinetic energy but not vice versa C.(KE+ PE)beginning = (KE + PE)end D.all of the above...
June 12, 2006

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