Originally Posted by abcd.123451
yes many more
how anyone check that electricity have any charges
and which types of charges?
how could any scientist determined the terminilogy of charges and their types exactly?
how can anyone proof the particles of any charges move/travel?
how can anybody says that any matter occupies particles which r bounded with each other(bonding system)?
I can answer all of these questions but I guess the best way for you to gain this knowledge is to finish your high school. Everything's explained in NCERT/CBSE syllabus.
BTW, your third question is gibberish. Either you are not well versed in English or you are typing mindlessly.