What did Ernest Rutherford expect to happen when he aimed a beam of particles at a thin gold foil?
A-The particles would deflect at sharp angles or completely back toward the emitter.
B-The particles would pass through the foil undisturbed.
C-The particles would deflect at right angles after hitting the foil.
D-The particles would be deflected slightly after passing through the foil.
The last answer is right. D