She blasted Sister Merope Marvolo so hard off her feet with the intensity of her spell that the young nun slammed firmly into the wall at the far end of the room, where she slumped down to the ground, quite unconscious. Then Hermione crossed the floor, threw her wand into her other hand, then punched Sister Merope Morfin so hard in the face that she heard her nose crack, as she went tumbling backwards over the table.