Physics, 14.07.2021 03:40 cyberdac01
A water balloon is thrown at 20 m/s from the top of a 20 m high building, what is its speed when it hits the ground? Does the angle matter?
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Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.
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The force it would take to accelerate an 900-kg car at the rate of 6m/s2
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In the cores of extremely hot red giants, nuclear reactions convert helium to
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When thorium (90 protons) ejects a beta particle, the resulting nucleus has question 18 options: 87 protons. 88 protons. 89 protons. 90 protons. none of the above
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A water balloon is thrown at 20 m/s from the top of a 20 m high building, what is its speed when it...
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