The plum pudding model of the atom states that

Plum pudding model states that electrons in an atom are distributed like how plums are on a pudding. In other words, randomly distributed along the atom with no specfic reason. But later this was proven wrong.

the answer is D)

an atom is made up of electrons in a sea of positive charges.

hope this helps

Explanation: just took the test on enginuity

current and voltage can both be different in different parts of a circuit so it matters where you place the ammeter and voltmete

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this