Thomson's plum pudding model of the atom was replaced by Rutherford's model. What was the biggest change Rutherford's model brought to our understanding of the atom? Group of answer choices

This question is incomplete

Explanation:

This question is incomplete because of the absence of options. However, Rutherford's model of an atom highlighted the following (which you can use to determine your answer from the missing options)

1) electrons move in fixed circular part (now referred to as electron shells) around a central positively charged nucleus

2) The size of the nucleus is very small relative to the size of the atom

a) the particles of the chair are strongly held together.