In the Scattering of Fast Alpha Particles by a Thin

Multiple Choice

In the scattering of fast alpha particles by a thin foil of gold, Rutherford and his collaborators observed

A) alpha particles interacting with nuclei to produce beta rays and alpha particles moving equally in all directions.
B) cathode rays emerging from the foil.
C) most of the alpha particles bouncing straight back with very few passing through the foil undisturbed.
D) a very few alpha particles scattered through large angles with most undergoing very little scattering.