Light with a wavelength of 375 nm illuminates a metal cathode. the maximum kinetic energy of the emitted electrons is 0.86 ev . part a what is the longest wavelength of light that will cause electrons to be emitted from this cathode?

Which of the following correctly describes the early view of catastrophism?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and