Physics, 16.01.2020 04:31 superstarsara5ouh83x
Adisc of mass m slides with negligible friction along a flat surface with a velocity v. the disc strikes a wall head-on and bounces back in the opposite direction with a kinetic energy one fourth of its initial kinetic energy. what is the final velocity of the disc? group of answer choices -v/2 -v/4 v/4 v/2 -v
Answers: 1
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Blank liquids and gases exert a buoyant force on objects placed in them
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When measuring volume, why is it important to use the correct tools and units to attain the greatest accuracy? use specific examples from the lab to support your answer. (5 points)
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Physics, 22.06.2019 18:30
Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)
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Adisc of mass m slides with negligible friction along a flat surface with a velocity v. the disc str...
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