Physics, 27.11.2019 02:31 sdfghyuji123
Consider three planets. all have the same mass as earth, but with different radii (from largest to smallest: planet 1, 2, 3). for which planet is the escape velocity from the surface the largest? a) planet 1 b) planet 2 c) planet 3 d) the escape velocity is the same for each.
Answers: 2
Physics, 22.06.2019 11:10, axxpjr12
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.
Answers: 3
Physics, 22.06.2019 12:00, jazz8224
The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?
Answers: 3
Physics, 22.06.2019 15:00, depinedainstcom
What property of an object determines its inertia?
Answers: 2
Consider three planets. all have the same mass as earth, but with different radii (from largest to s...
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