Physics, 12.03.2020 17:04 rockinrosh12
Isaac Newton was an English physicist who lived in the mid 1600s to the early 1700s. Newton stated that all objects are attracted to each other by the force of gravity. James Joule was also an English physicist who lived in the 1800s. Joule stated that energy could change forms, but it could not be created or destroyed. How are these two statements similar? A. Neither statement was supported by scientific evidence. B. Both statements are examples of scientific laws. C. Neither statement is considered true today. D. Both statements were proposed in the same century.
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An object's buoyant force and weight mean the same thing.a. trueb. false
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If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t − 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12−3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s
Answers: 1
Isaac Newton was an English physicist who lived in the mid 1600s to the early 1700s. Newton stated t...
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