Multiple ChoiceWhich three types of subatomic particles make up an atom, and what are their respective charges?38views
Multiple ChoiceWhich of the following statements correctly describes a similarity and a difference between protons and neutrons?22views
Multiple ChoiceWhich type of subatomic particle is found in the cloud surrounding the atom's nucleus?31views
Multiple ChoiceWhich subatomic particle was discovered by researchers working with cathode-ray tubes?22views
Multiple ChoiceThe nucleus of most atoms is composed of which of the following subatomic particles?29views