Calculate the wavelengths of 1 MeV, lOeV and thermal (0.025 eV) )2 rays, electrons, neutrons and fission fragments (A = 100). What is the ratio of the momenta of a 10-MeV 13C ion and a 10-MeV photon?

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil