An 85kg man is jogging with a velocity of 2.6m/s to the north .nearby a 65kg person is skateboarding and traveling with a velocity of 3m/s north .which person has greater momentum show your calculations

An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?