Which statement describes james chadwick’s discovery. a. he discovered negatively charged atomic particles that were deflected by a charged plate. b. he discovered that the atomic nucleus is a dense, positively charged mass. c. he discovered neutral atomic particles that were not deflected by a charged object. answer wins brainiest

C.He discovered neutral atomic particles that were not deflected by a charged object.

Explanation:

James Chadwick discovered neutral atomic particles that were not deflecter by a charged object, he discovered the neutron in 1932, which is basically a neutral atomic particle, that has no positive or negative charge that is why it can not be deflected by a charged object, his discoveries changed the atomic model.

in february 1787, congress decided that a convention should be convened to revise the articles of confederation, the nation’s first constitution. in may, 55 delegates came to philadelphia, and the constitutional convention began. debates erupted over representation in congress, over slavery, and over the new executive branch. the debates continued through four hot and muggy months. but eventually the delegates reached compromises, and on september 17, they produced the u.s. constitution, replacing the articles with the governing document that has functioned effectively for more than 200 years.