The compression in a longitudinal wave is where the particles of the medium are far
apart.
True or false if it's a false statement make it true

Recessive disorder or disease - how would a child get it?

How many times did thomas edison mess up the light bulb

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.