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Acar is travelling at a steady velocity of 28 m/s. it accelerates for 6 seconds to overtake a van. its new velocity is 32.5 m/s. calculate the acceleration of the car.
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A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m
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Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?
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The heliocentric and the geocentric models of the solar system included these central principles
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Acar is travelling at a steady velocity of 28 m/s. it accelerates for 6 seconds to overtake a van. i...
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