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The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?
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Which of the following words describe the reality that the universe looks the same from various perspective
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What is a difference between a mixture of elements and a mixture of compounds
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Water changing from a liquid to a gas is called...
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