Match each type of nuclear particle with the best description. positron gamma neutron beta alpha proton has a charge of + 1 and is about the same size as a neutron has a +2 charge and is the size of a helium nucleus has a charge of -1 and is the size of an electron has no charge and is about the same size as a proton is high energy electromagnetic radiation has a + 1 charge and is the size of an electron