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Ahailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. what is the magnitude of its acceleration in the water?
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Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy
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Chemistry, 22.06.2019 17:30, rollercoasterbuddies
Why is the melting of ice a physical change ?
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Chemistry, 23.06.2019 09:00, AdoNice
A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground, its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy
Answers: 3
Chemistry, 23.06.2019 13:30, leianagaming
1. what is boyle’s law? • state the definition of the law in words. • what are the assumptions of boyle’s law? • write at least one mathematical equation that represents the law. • what can be calculated with boyle’s law? • using a gas-filled balloon as an example, describe what is happening to the gas molecules inside the balloon before and after you squeeze it.
Answers: 2
Ahailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after...
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