Question

Which of the following answer choices best describes J. J. Thomson's plum-pudding model?An atom is surrounded by a firm outer shell and contains positively charged particles in its core.An atom is surrounded by a firm outer shell and contains negatively charged particles in its core.An atom consists of positively charged matter that contains negatively charged particles.An atom consists of negatively charged matter that contains positively charged particles.

Answer 1

An atom consists of positively charged matter that contains negatively charged particles.

Step-by-step explanation: